Geir Rudolfsen

Instituttleder Norges arktiske universitetsmuseum
Flag icon Flag icon

Mine forskningsinteresser inkluderer seksuell seleksjon (partnervalg), evolusjon, adferd, ornitologi, økologi, økotox og fiskebiologi.

Har erfaring med eksperimentelle oppsett i felt og lab, samt rene feltstudier hos fulg og fisk. I marine-, ferskvann- og terrestre miljøer. 

BIO 1105

BIO 2506

BIO 1501

BIO 1008

Lede museet både faglig og administrativ

Sikre kvalitet og muligheter for utvikling innen utdanning, forskning, formidling og innovasjon

Bidra til å skape et positiv og produktivt arbeidsmiljø for ansatte og studenter

Lede prosesser internt

Representere museet og fremme internt og eksternt samarbeid

Sikre at museet følger HMS-rutiner og regler

Har personaloppfølging og ansvar

Sørge for god teknisk- og administrativ støtte

Ha ansvar for at økonomistyring skjer i henhold til regelverk og rutiner

Gi råd og prioriteringer til direktør og rektor

  • Kleven, Oddmund; Rudolfsen, Geir; Schmoll, Tim. Extra-pair paternity in the boreal, socially monogamous Grey-headed Chickadee (Poecile cinctus). Ornis Fennica 2020; Volum 97. ISSN 0030-5685.s 38 - 44.

  • Shishkina, Elena A.; Pryakhin, Evgeny A.; Sharagin, Pavel A.; Osipov, Denis I.; Tryapitsina, Galina A.; Atamanyuk, Natalia I.; Egoreichenkov, E.A.; Trapeznikov, Alexander V.; Rudolfsen, Geir; Teien, Hans-Christian; Sneve, Malgorzata Karpov. The radiation exposure of fish in the period of the Techa river peak contamination. Journal of Environmental Radioactivity 2019; Volum 201. ISSN 0265-931X.s 43 - 55.s doi: 10.1016/j.jenvrad.2019.01.016.

  • Rudolfsen, Geir. Extra-pair paternity in the boreal, socially monogamous Grey-headed Chickadee (Poecile cinctus). Ornis Fennica 2019; Volum 96 (4). ISSN 0030-5685.

  • Kleppe, April Snøfrid; Nordeide, Jarle Tryti; Rudolfsen, Geir; Figenschou, Lars; Larsen, Berner; Reiss, Katrin; Folstad, Ivar. No support for cryptic choice by ovarian fluid in an external fertilizer. (data) Ecology and Evolution 2018; Volum 8 (23). ISSN 2045-7758.s 11763 - 11774.s doi: 10.1002/ece3.4628.

  • Shishkina, Elena A.; Pryakhin, Evgeny A.; Popova, Irina Ya.; Osipov, Denis I.; Tikhova, Yu.; Andreyev, S.S.; Shaposhnikova, I.A.; Egoreichenkov, E.A.; Styazhkina, E.V.; Deryabina, Larisa V.; Tryapitsina, Galina A.; Melnikov, Viktor S.; Rudolfsen, Geir; Teien, Hans-Christian; Sneve, Malgorzata Karpov; Akleyev, Alexander V.. Evaluation of distribution coefficients and concentration ratios of 90Sr and 137Cs in the Techa River and the Miass River. Journal of Environmental Radioactivity 2016; Volum 158-159. ISSN 0265-931X.s 148 - 163.s doi: 10.1016/j.jenvrad.2016.04.005.

  • Egeland, Torvald Blikra; Rudolfsen, Geir; Nordeide, Jarle Tryti; Folstad, Ivar. Status specific tailoring of sperm behavior in an external fertilizer. Frontiers in Ecology and Evolution 2016; Volum 4 (135). ISSN 2296-701X.s doi: 10.3389/fevo.2016.00135.

  • Bender, Morgan Lizabeth; Frantzen, Marianne; Vieweg, Ireen; Falk-Petersen, Inger-Britt; Johnsen, Helge Kreutzer; Rudolfsen, Geir; Tollefsen, Knut Erik; Dubourg, Paul; Nahrgang, Jasmine. Effects of chronic dietary petroleum exposure on reproductive development in polar cod (Boreogadus saida). Aquatic Toxicology 2016; Volum 180. ISSN 0166-445X.s 196 - 208.s doi: 10.1016/j.aquatox.2016.10.005.

  • Rudolfsen, Geir; Vaz, Jonathan Serrano; Folstad, Ivar. Own,but not foreign seminal fluid inhibits sperm activation in a vertebrate with external fertilization. Frontiers in Ecology and Evolution 2015; Volum 3. ISSN 2296-701X.s doi: 10.3389/fevo.2015.00092.

  • Egeland, Torvald Blikra; Rudolfsen, Geir; Nordeide, Jarle Tryti; Folstad, Ivar. On the relative effect of spawning asynchrony, sperm quantity, and sperm quality on paternity under sperm competition in an external fertilizer. Frontiers in Ecology and Evolution 2015; Volum 3. ISSN 2296-701X.s 1 - .s doi: 10.3389/fevo.2015.00077.

  • Møller, Anders Pape; Bonisoli-Alquati, Andrea; Mousseau, Timothy A.; Rudolfsen, Geir. Aspermy, Sperm Quality and Radiation in Chernobyl Birds. PLOS ONE 2014; Volum 9 (6). ISSN 1932-6203.s doi: 10.1371/journal.pone.0100296.

  • Figenschou, Lars; Folstad, Ivar; Rudolfsen, Geir; Hanssen, Sveinn Are; Kortet, Raine; Skau, Philip; Killie, Jan Eirik; Oskam, Irma Caroline; Strand, Harald. The relative effect of parasites and social status on sperm traits in Arctic charr. Behavioral Ecology 2013; Volum 24 (2). ISSN 1045-2249.s 497 - 504.s doi: 10.1093/beheco/ars190.

  • Kekäläinen, Jukka; Figenschou, Lars; Janhunen, Matti; Kortet, Raine; Peuhkuri, Nina; Rudolfsen, Geir. Hatchery selection may depress the number of motile sperm but intensify selection for their swimming velocity in the Arctic charr. Aquaculture International 2013; Volum 21 (2). ISSN 0967-6120.s 405 - 411.s doi: 10.1007/s10499-012-9568-7.

  • Laskemoen, Terje; Albrecht, Tomas; Bonisoli-Alquati, Andrea; Cepak, Jaroslav; de Lope, Florentino; Hermosell, Ignacio G.; Johannessen, Lars Erik; Kleven, Oddmund; Marzal, Alfonso; Mousseau, Timothy A.; Møller, Anders P.; Robertson, Raleigh J.; Rudolfsen, Geir; Saino, Nicola; Vortman, Yoni; Lifjeld, Jan Terje. Variation in sperm morphometry and sperm competition among barn swallow (Hirundo rustica) populations. Behavioral Ecology and Sociobiology 2013; Volum 67 (2). ISSN 0340-5443.s 301 - 309.s doi: 10.1007/s00265-012-1450-0.

  • Lifjeld, Jan Terje; Laskemoen, Terje; Kleven, Oddmund; Pedersen, Anne Tiril Myhre; Lampe, Helene M.; Rudolfsen, Geir; Schmoll, Tim; Slagsvold, Tore. No Evidence for Pre-Copulatory Sexual Selection on Sperm Length in a Passerine Bird. PLOS ONE 2012; Volum 7 (2). ISSN 1932-6203.s doi: 10.1371/journal.pone.0032611.

  • Møller, Anders Pape; Bonisoli-Alquati, Andrea; Rudolfsen, Geir; Mousseau, Timothy A.. Elevated mortality among birds in Chernobyl as judged from skewed age and sex ratios. PLOS ONE 2012; Volum 7 (4:e35223). ISSN 1932-6203.s doi: 10.1371/journal.pone.0035223.

  • Kekäläinen, Jukka; Figenschou, Lars; Janhunen, Matti; Kortet, Raine; Peuhkuri, Nina; Rudolfsen, Geir. Hatchery selection may depress the number of motile sperm but intensify selection for their swimming velocity in the Arctic charr. Aquaculture International 2012; Volum 10. ISSN 0967-6120.s doi: 10.1186/1471-2148-10-20.

  • Babiak, Igor; Marschhauser, Vegard; Ottesen, Oddvar; Rudolfsen, Geir; Eggen, Bjørnar; Babiak, Joanna. Effects of extender, storage and sperm-to-egg ratio on cryopreservation success of Atlantic cod (Gadus morhua L.) sperm. Journal of Applied Ichthyology 2012; Volum 28 (6). ISSN 0175-8659.s 941 - 947.s doi: 10.1111/jai.12063.

  • Sørum, Vidar; Figenschou, Lars; Rudolfsen, Geir; Folstad, Ivar. Spawning behaviour of Arctic charr (Salvelinus alpinus): risk of sperm competition and timing of milt release for sneaker and dominant males. Behaviour 2011; Volum 148 (9-10). ISSN 0005-7959.s 1157 - 1172.s doi: 10.1163/000579511X596615.

  • Haugland, Thomas; Rudolfsen, Geir; Figenschou, Lars; Folstad, Ivar. Is the adipose fin and the lower jaw (kype) related to social dominance in male Arctic charr Salvelinus alpinus?. Journal of Fish Biology 2011; Volum 79 (4). ISSN 0022-1112.s 1076 - 1083.s doi: 10.1111/j.1095-8649.2011.03087.x.

  • Kekäläinen, Jukka; Rudolfsen, Geir; Janhunen, Matti; Figenschou, Lars; Peuhkuri, Nina; Tamper, Nina; Kortet, Raine. Genetic and potential non-genetic benefits increase offspring fitness of polyandrous females in non-resource based mating system. BMC Evolutionary Biology 2010; Volum 10. ISSN 1471-2148.s doi: 10.1186/1471-2148-10-20.

  • Skjæraasen, Jon Egil; Meager, Justin James; Karlsen, Ørjan; Mayer, Ian; Dahle, Geir; Rudolfsen, Geir; Fernø, Anders. Mating competition between farmed and wild cod Gadus morhua. Marine Ecology Progress Series 2010; Volum 412. ISSN 0171-8630.s 247 - 258.s doi: 10.3354/meps08670.

  • Laskemoen, T; Kleven, Oddmund; Fossøy, Frode; Robertson, Raleigh J.; Rudolfsen, Geir; Lifjeld, Jan Terje. Sperm quantity and quality effects on fertilization success in a highly promiscuous passerine, the tree swallow Tachycineta bicolor. Behavioral Ecology and Sociobiology 2010; Volum 64 (9). ISSN 0340-5443.s 1473 - 1483.s doi: 10.1007/s00265-010-0962-8.

  • Peruzzi, Stefano; Rudolfsen, Geir; Primicerio, Raul; Frantzen, Marianne; Kaurić, Goran. Milt characteristics of diploid and triploid Atlantic cod (Gadus morhua L.). Aquaculture Research 2009; Volum 40 (10). ISSN 1355-557X.s 1160 - 1169.s doi: 10.1111/j.1365-2109.2009.02212.x.

  • Moller, AP; Mousseau, T; Rudolfsen, Geir; Balbontin, J; Marzal, A; Hermosell, I; De Lope, F. Senescent sperm performance in old male birds. Journal of Evolutionary Biology 2009; Volum 22 (2). ISSN 1010-061X.s 334 - 344.s doi: 10.1111/j.1420-9101.2008.01650.x.

  • Haugland, Thomas; Rudolfsen, Geir; Figenschou, Lars; Folstad, Ivar. Sperm velocity and its relation to social status in Arctic charr (Salvelinus alpinus). Animal Reproduction Science 2009; Volum 115 (1-4). ISSN 0378-4320.s 231 - 237.s doi: 10.1016/j.anireprosci.2008.11.004.

  • Skjaeraasen, Jon E.; Skjæraasen, Jon Egil; Mayer, Ian; Mayer, I; Meager, Justin J.; Rudolfsen, Geir; Karlsen, O; Karlsen, Ørjan; Haugland, Thomas; Kleven, Oddmund. Sperm characteristics and competitive ability in farmed and wild cod. Marine Ecology Progress Series 2009; Volum 375. ISSN 0171-8630.s 219 - 228.s doi: 10.3354/meps07774.

  • Eilertsen, Eirik Mack; Bårdsen, Bård-Jørgen; Liljedal, Ståle; Rudolfsen, Geir; Folstad, Ivar. Experimental evidence for paternal effects on offspring growth rate in Arctic charr (Salvelinus alpinus). Proceedings of the Royal Society of London. Biological Sciences 2009; Volum 276 (1654). ISSN 0962-8452.s 129 - 136.s doi: 10.1098/rspb.2008.0884.

  • Janhunen, Matti; Rudolfsen, Geir; Kekäläinen, Jukka; Figenschou, Lars; Peuhkuri, Nina; Kortet, Raine. Spawning coloration and sperm quality in a large lake population of Arctic charr (Salmonidae: Salvelinus alpinus L.). Biological Journal of the Linnean Society 2009; Volum 98 (4). ISSN 0024-4066.s 794 - 802.

  • Kleven, Oddmund; Fossøy, Frode; Laskemoen, Terje; Robertson, Raleigh J.; Rudolfsen, Geir; Lifjeld, Jan T.. COMPARATIVE EVIDENCE FOR THE EVOLUTION OF SPERM SWIMMING SPEED BY SPERM COMPETITION AND FEMALE SPERM STORAGE DURATION IN PASSERINE BIRDS. Evolution 2009; Volum 63 (9). ISSN 0014-3820.s 2466 - 2473.s doi: 10.1111/j.1558-5646.2009.00725.x.

  • Moller, AP; Mousseau, T; Rudolfsen, Geir. Females affect sperm swimming performance: a field experiment with barn swallows Hirundo rustica. Behavioral Ecology 2008; Volum 19 (6). ISSN 1045-2249.s 1343 - 1350.s doi: 10.1093/beheco/arn068.

  • Stokke, B. G.; Hafstad, I; Rudolfsen, Geir; Moksnes, A; Møller, Anders; Røskaft, Eivin; Soler, M. Predictors of resistance to brood parasitism within and among reed warbler populations. Behavioral Ecology 2008; Volum 19 (3). ISSN 1045-2249.s 612 - 620.s doi: 10.1093/beheco/arn007.

  • Liljedal, Ståle; Rudolfsen, Geir; Folstad, Ivar. Factors predicting male fertilization success in an external fertilizer. Behavioral Ecology and Sociobiology 2008; Volum 62. ISSN 0340-5443.s 1805 - 1811.s doi: 10.1007/s00265-008-0609-1.

  • Møller, Anders; Mousseau, T; Lynnn, C; Ostermiller, S; Rudolfsen, Geir. Impaired swimming behaviour and morphology of sperm from barn swallows Hirundo rustica in Chernobyl. Mutation Research. Genetic Toxicology and Environmental Mutagenesis 2008; Volum 650. ISSN 1383-5718.s 210 - 216.s doi: 10.1016/j.mrgentox.2007.12.006.

  • Laskemoen, T; Fossøy, F; Rudolfsen, Geir; Lifjeld, JT. Age-related variation in primary sexual characters in a passerine with male age-related fertilization success, the bluethroat Luscinia svecica. Journal of Avian Biology 2008; Volum 39 (3). ISSN 0908-8857.s 322 - 328.s doi: 10.1111/j.2008.0908-8857.04178.x.

  • Rudolfsen, Geir; Figenschou, Lars; Folstad, Ivar; Kleven, Oddmund. Sperm velocity influence paternity in the Atlantic cod (Gadus morhua L.). Aquaculture Research 2008; Volum 39. ISSN 1355-557X.s 212 - 216.s doi: 10.1111/j.1365-2109.2007.01863.x.

  • Rudolfsen, Geir; Muller, R; Urbach, D; Wedekind, C. Predicting the mating system from phenotypic correlations between life-history and sperm quality traits in the Alpine whitefish Coregonus zugensis. Behavioral Ecology and Sociobiology 2008; Volum 62. ISSN 0340-5443.s 561 - 567.s doi: 10.1007/s00265-007-0480-5.

  • Moksnes, Arne; Røskaft, Eivin; Roskaft, E; Rudolfsen, Geir; Skjelseth, S; Stokke, B. G.; Kleven, O; Gibbs, HL; Honza, M.; Taborsky, B; Teuschl, Y; Vogl, W; Taborsky, M. Individual female common cuckoos Cuculus canorus lay constant egg types but egg appearance cannot be used to assign eggs to females. Journal of Avian Biology 2008; Volum 39. ISSN 0908-8857.s 238 - 241.s doi: 10.1111/j.2008.0908-8857.04158.x.

  • Figenschou, Lars; Rudolfsen, Geir; Folstad, Ivar. Female Arctic charr do not show apparent benefits from exposing their eggs to sperm from dominant males. Journal of Fish Biology 2007; Volum 71. ISSN 0022-1112.s 284 - 289.s doi: 10.1111/j.1095-8649.2007.01477.

  • Stokke, BG; Hafstad, I; Rudolfsen, Geir; Bargain, B; Beier, J; Campas, DB; Dyrcz, A; Honza, M; Leisler, B; Pap, PL; Patapavicius, R; Prochazka, P; Procházka, Peter; Schulze-Hagen, K; Thomas, R; Moksnes, A; Moller, AP; Møller, Anders pape; Røskaft, Eivin; Roskaft, E; Soler, M. Host density predicts presence of cuckoo parasitism in reed warblers. Oikos 2007; Volum 116 (6). ISSN 0030-1299.s 913 - 922.s doi: 10.1111/j.2007.0030-1299.15832.x.

  • Kleven, O; Øigarden, Trond; Oigarden, T; Foyn, BE; Moksnes, A; Roskaft, E; Røskaft, Eivin; Rudolfsen, Geir; Stokke, BG; Lifjeld, JT. Low frequency of extrapair paternity in the common redstart (Phoenicurus phoenicurus). Journal of Ornithology = Journal fur Ornithologie 2007; Volum 148. ISSN 0021-8375.s doi: 10.1007/s10336-007-0139-z.

  • Wedekind, C; Rudolfsen, Geir; Jacob, A; Urbach, D; Muller, R. The genetic consequences of hatchery-induced sperm competition in a salmonid. Biological Conservation 2007; Volum 137 (2). ISSN 0006-3207.s 180 - 188.s doi: 10.1016/j.biocon.2007.01.025.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Johnsen, Steinar. Chilled storage of semen from Atlantic halibut, Hippoglossus hippoglossus L. II: Effect of spermiation advancement, catheterization of semen, and production-scale application. Theriogenology 2006; Volum 66. ISSN 0093-691X.s 2036 - 2046.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Johnsen, Steinar. Chilled storage of semen from Atlantic halibut, Hippoglossus hippoglossus L. II: Effect of spermiation advancement, catheterization of semen, and production-scale application. Theriogenology 2006; Volum 66 (9, december 2006). ISSN 0093-691X.s 2036 - 2046.

  • Nordeide, Jarle Tryti; Rudolfsen, Geir; Egeland, Einar Skarstad. Ornaments or offspring? Female sticklebacks (Gasterosteus aculeatus L.) trade off carotenoids between spines and eggs. Journal of Evolutionary Biology 2006; Volum 19 (2). ISSN 1010-061X.s 431 - 439.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Johnsen, Steinar. Chilled storage of semen from Atlantic halibut, Hippoglossus hippoglossus L. - I: Optimizing the protocol. Theriogenology 2006; Volum 66 (9). ISSN 0093-691X.s 2025 - 2035.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Johnsen, Steinar. Quantitative characteristics of Atlantic halibut, Hippoglossus hippoglossus L., semen throughout the reproductive season. Theriogenology 2006; Volum 65 (8). ISSN 0093-691X.s 1587 - 1604.

  • Størkersen, Øystein R; Husby, Magne; Rudolfsen, Geir; Reinsborg, Tore. Fugler i Norge 2000 : rapport fra Norsk faunakomité for fugl (NFKF). Ornis Norvegica 2006; Volum 28 (2). ISSN 1502-0878.s 68 - 117.

  • Rudolfsen, Geir; Figenschou, Lars; Folstad, Ivar; Tveiten, Helge; Figenschou, Marie. Rapid adjustments of sperm characteristics in relation to social status. Proceedings of the Royal Society of London. Biological Sciences 2006; Volum 273. ISSN 0962-8452.s 325 - 332.s doi: 10.1098/rspb.2005.3305.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Johnsen, Steinar. Quantitative characteristics of Atlantic halibut, Hippoglossus hippoglossus L., semen throughout the reproductive season. (fulltekst) Theriogenology 2006; Volum 65 (8). ISSN 0093-691X.s 1587 - 1604.

  • Nordeide, JT; Rudolfsen, Geir; Egeland, Einar. Female sticklebacks (Gasterosteus aculeatus L.) trade off carotenoids in pelvic spines and eggs – reddish coloured spines do not signal high quality. Journal of Evolutionary Biology 2006; Volum 19. ISSN 1010-061X.s doi: 10.1111/j.1420-9101.2005.01018.

  • Stokke, Bård Gunnar; Reinsborg, Tore; Dahl, Espen Lie; Kamsvåg, Christer; Vikan, Johan Reinert; Rudolfsen, Geir; Solbakken, Kjetil Aadne; Størkersen, Øystein. Fugler i Norge 2001. Rapport fra Norsk Faunakomite for Fugl. Ornis Norvegica 2006; Volum 29 (1). ISSN 1502-0878.s 4 - 45.

  • Vaz Serrano, Jonathan; Folstad, Ivar; Rudolfsen, Geir; Figenschou, Lars. Do the fastest sperm within an ejaculate swim faster in subordinate than in dominant males of Arctic char?. Canadian Journal of Zoology 2006; Volum 84. ISSN 0008-4301.s 1019 - 1024.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Johnsen, Steinar. Chilled storage of semen from Atlantic halibut, Hippoglossus hippoglossus L. - I: Optimizing the protocol. Theriogenology 2006; Volum 66 (9). ISSN 0093-691X.s 2025 - 2035.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Johnsen, Steinar. Chilled storage of semen from Atlantic halibut, Hippoglossus hippoglossus L. II: Effect of spermiation advancement, catheterization of semen, and production-scale application. Theriogenology 2006; Volum 66 (9). ISSN 0093-691X.s 2036 - 2046.

  • Rudolfsen, Geir; Figenschou, Lars; Folstad, Ivar; Nordeide, Jarle Tryti; Søreng, Espen. Potential fitness benefits from mate selection in the Atlantic cod (Gadus morhua). Journal of Evolutionary Biology 2005; Volum 18 (1). ISSN 1010-061X.s 172 - 179.

  • Urbach, Davnah; Folstad, Ivar; Rudolfsen, Geir. Effects of ovarian fluid on sperm velocity in Arctic charr (Salvelinus alpinus). Behavioral Ecology and Sociobiology 2005; Volum 57. ISSN 0340-5443.s 438 - 444.s doi: 10.1007/s00265-004-0876-4.

  • Rudolfsen, Geir; Figenschou, Lars; Folstad, Ivar; Nordeide, JT; Soreng, E. Potential fitness benefits from mate selection in the Atlantic cod (Gadus morhua). Journal of Evolutionary Biology 2005; Volum 18. ISSN 1010-061X.

  • Størkesen, Øystein; Husby, M.; Rudolfsen, Geir; Reinsborg, Tore. Fugler i Norge 2000 - rapport fra Norsk faunakomité for fugl (NFKF). Ornis Norvegica 2005; Volum 28 (2). ISSN 1502-0878.s 68 - 117.

  • Stokke, Bård Gunnar; Rudolfsen, Geir; Moksnes, Arne; Røskaft, Eivin. Rejection of conspecific eggs in chaffinches: The effect of age and clutch characteristics. Ethology 2004; Volum 110. ISSN 0179-1613.s 459 - 470.

  • Kleven, O; Moksnes, A; Roskaft, E; Røskaft, Eivin; Rudolfsen, Geir; Stokke, RG; Stokke, Bård Gunnar; Honza, M. Breeding success of common cuckoos Cuculus canorus parasitising four sympatric species of Acrocephalus warblers. (fulltekst) Journal of Avian Biology 2004; Volum 35. ISSN 0908-8857.s 394 - 398.s doi: 10.1111/j.1420-9101.2004.0.

  • Hafstad, Inge; Rudolfsen, Geir. Yellohammer Emberiza citrinella nesting in reed Phragmites australis. Ornis Norvegica 2004. ISSN 1502-0878.

  • Kleven, Oddmund; Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir; Stokke, B. G.; Honza, Marcel. Breeding success of common cuckoos Cuculus canorus parasitising four sympatric species of Acrocephalus warblers. Journal of Avian Biology 2004; Volum 35. ISSN 0908-8857.s 394 - 398.

  • Stokke, Bård; Rudolfsen, Geir; Moksnes, Arne; Røskaft, Eivin. Rejection of Conspecific Eggs in Chaffinches: The Effect of Age and Clutch Characteristics. Ethology 2004; Volum 110. ISSN 0179-1613.s 459 - 470.

  • Størkersen, Ø. R.; Husby, M.; Rudolfsen, Geir; Stokke, B. G.; Værnesbranden, P. I.. Fugler i Norge 1999 - rapport fra Norsk faunakomité for fugl (NFKF). Ornis Norvegica 2003; Volum 25 (2). ISSN 1502-0878.

  • Rudolfsen, Geir; Stokke, Bård Gunnar; Størkersen, Øystein R; Husby, Magne; Værnesbranden, Per-Inge. Fugler i Norge 1999 : rapport fra norsk faunakommité for fugl (NFKF) Fugler i Norge 1999 : rapport fra norsk faunakommité for fugl (NFKF) The Norwegian bird report 1999 The Norwegian bird report 1999. Ornis Norvegica 2002; Volum vol. 25 (no. 2). ISSN 1502-0878.s 93 - 123.

  • Stokke, B. G.; Honza, M.; Moksnes, A.; Roskaft, E.; Rudolfsen, Geir. Costs assosiated with recognition and rejection of parasitic eggs in two European passerines. Behaviour 2002; Volum 139. ISSN 0005-7959.s 629 - 644.

  • Størkersen, Øystein R; Husby, Magne; Rudolfsen, Geir; Stokke, Bård Gunnar; Værnesbranden, Per-Inge. Fugler i Norge 1999 : rapport fra norsk faunakommité for fugl (NFKF). Ornis Norvegica 2002; Volum vol. 25 (no. 2). ISSN 1502-0878.s s. 93 - 123.

  • Stokke, Bård Gunnar; Honza, Marcel; Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir. Costs associated with recognition and rejection of parasitic eggs in two European passerines. Behaviour 2002; Volum 139. ISSN 0005-7959.s 629 - 644.

  • Værnesbranden, Per-Inge; Rudolfsen, Geir; Stokke, Bård Gunnar; Husby, Magne; Størkersen, Øystein R. Fugler i Norge 1998 : rapport fra Norsk faunakomité for fugl (NFKF). Vår fuglefauna, Supplement 2001; Volum 24 (Supplement). ISSN 1502-0754.s s.56 - 79.

  • Værnesbranden, Per-Inge; Rudolfsen, Geir; Stokke, Bård Gunnar; Husby, Magne; Størkersen, Øystein R. Fugler i Norge 1998 : rapport fra Norsk faunakomité for fugl (NFKF). ? 2001; Volum 24 (Supplement).s 56 - 79.

  • Værnesbranden, Per-Inge; Rudolfsen, Geir; Stokke, Bård Gunnar; Myklebust, Magne; Husby, Magne; Størkersen, Øystein R. Fugler i Norge 1997 : rapport fra Norsk faunakomité for fugl (NFKF). ? 2001; Volum 24 (Supplement).s 32 - 55.

  • Værnesbranden, Per-Inge; Rudolfsen, Geir; Stokke, Bård Gunnar; Myklebust, Magne; Husby, Magne; Størkersen, Øystein R. Fugler i Norge 1997 : rapport fra Norsk faunakomité for fugl (NFKF). Vår fuglefauna, Supplement 2001; Volum 24 (Supplement). ISSN 1502-0754.s s.32 - 55.

  • Stokke, Bård Gunnar; Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir; Honza, Marcel. Rejection of artificial cuckoo (Cuculus canorus) eggs in relation to variation in egg appearance among reed warblers (Acrocephalus scirpaceus). Proceedings of the Royal Society of London. Biological Sciences 1999; Volum 266 (1427). ISSN 0962-8452.s 1483 - 1488.

  • Rudolfsen, Geir. Allmenningens tragedie og påfuglstjerten i miljø- og klimasaken https://nordnorskdebatt.no/article/allmenningens-tragedie. 2019.

  • Rudolfsen, Geir. Sperm velocity across experimental environments of differential viscosity in a promiscuous passerine bird. 7TH INTERNATIONAL ORNITHOLOGICAL CONGRESS 2018-08-19 - 2018-08-26 2018.

  • Bender, Morgan Lizabeth; Frantzen, Marianne; Vieweg, Ireen; Falk-Petersen, Inger-Britt; Johnsen, Helge K.; Rudolfsen, Geir; Tollefsen, Knut Erik; Dubourg, Paul; Nahrgang, Jasmine. Effects of chronic dietary petroleum exposure on reproductive development in polar cod (Boreogadus saida). Norwegian Environmental Toxicology Symposium 2016-10-24 - 2016.

  • Rudolfsen, Geir. Nå er de tilbake!. 2016.

  • Folstad, Ivar; Rudolfsen, Geir; Nordeide, Jarle Tryti; Egeland, Torvald Blikra; Magnus, Brattli. Røyevideo. 2016.

  • Blikås, Monika; Folstad, Ivar; Rudolfsen, Geir. Naturens verden. 2016.

  • Conn, Hastings; Folstad, Ivar; Rudolfsen, Geir; Egeland, Torvald Blikra; Nordeide, Jarle Tryti. Fish sperm race for reproductive success https://blog.frontiersin.org/2016/12/22/fish-sperm-race-for-reproductive-success/. 2016.

  • Tim, Schmoll; Rudolfsen, Geir; Kleven, Oddmund. Competitive fertilisation success in relation to sperm trait variation in three passerines. 10th conference of the EOU 2015-08-24 - 2015-08-28 2015.

  • Tryapitsina, Galina; Shaposhnikova, I; Rudolfsen, Geir; Andreev, S; Pryakhin, Evgeny; Akleyev, Alexander. THE STATUS OF THE PERIPHERAL BLOOD IN FISH FROM RADIOACTIVELY CONTAMINATED TECHA RIVER. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Yegoreichenkov, E; Rudolfsen, Geir; Pryakhin, Evgeny. FINS COLORATION OF PERCH IN RELATION TO EXTERNAL ACTIVITY CONCENTRATION OF RADIONUCLEIDES. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Tryapitsina, Galina; Shaposhnikova, I; Rudolfsen, Geir; Obvintseva, N; Pryakhin, Evgeny; Akleyev, Alexander. LEVEL OF CYTOGENETIC DAMAGE AND MORPHOLOGICAL ABNORMALITIES IN PERIPHERAL BLOOD ERYTHROCYTES OF FISH FROM THE TECHA RIVER. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Osipov, D; Rudolfsen, Geir; Yegoreichenkov, E; Pryakhin, Evgeny. COMPARATIVE ANALYSIS OF THE SHAPE OF THE PERCH FROM TECHA RIVER AND MIASS RIVER. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Gwynn, Justin P.; Rudolfsen, Geir. Distribution of Po-210 and Pb-210 in Arctic Charr (Salvelinus alpinus) from an Arctic freshwater lake. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Pryakhin, Evgeny; Rudolfsen, Geir; Teien, Hans-Christian; Tryapitsina, Galina; Akleyev, Alexander. CHARACTERIZATION OF THE CURRENT STATUS OF ICHTHYOFAUNA IN THE TECHA RIVER. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Burholt, Anna; Hartel,, Miriam; Kleven, Oddmund; Rudolfsen, Geir; Schmoll, Tim. Missbildungen von Spermien unter Schwermetallbelastung bei Fitis Phylloscopus trochilus und Kohlmeise Parus major. DO-G 2014 2014-10-01 - 2014-10-06 2014.

  • Mayer, Ian; Meager, Justin James; Skjæraasen, Jon Egil; Rudolfsen, Geir; Karlsen, Ørjan; Moberg, Olav; Staby, Arved; Kleven, Oddmund; Fernö, Anders. Is spawning success of Atlantic cod escapees influenced by differences in sperm competition?. ? Reproductive and Recruitment Processes of Exploited Marine Fish Stocks 2013-10-01 - 2013-10-03 2013.

  • Albrecht, Frederik; Rudolfsen, Geir; Kleven, Oddmund; Schmoll, Tim. Wie beeinflusst Umgebungsviskosität die Spermien-Schwimmgeschindigkeit bei Singvögeln mit Fremdvaterschaften?. Jahresversammlung der Deutschen Ornithologen-Gesellschaft 2013-10-02 - 2013-10-07 2013.

  • Mommens, Maren; Eggen, Bjørnar; Bolla, Sylvie; Rudolfsen, Geir; Viswanath, Kiron; Babiak, Igor. Quality of cryopreserved sperm of Atlantic halibut (Hippoglossus hippoglossus) in relation to fatty acid content with emphasis on n-3/n-6 PUFA. 3rd International Workshop on the Biology of Fish Gametes 2011-09-07 - 2011-09-09 2011.

  • Rudolfsen, Geir; Møller, Anders Pape; Mousseau, Timothy A.; Bonisoli Alquati, Andrea; Gwynn, Justin P.. Strålende fugleliv i Tsjernobyl?. Vår Fuglefauna 2011; Volum 34 (1). ISSN 0332-5601.s 20 - 25.

  • Skjæraasen, Jon Egil; Meager, Justin James; Rudolfsen, Geir; Karlsen, Ørjan; Mayer, Ian; Moberg, Olav; Staby, Arved; Dahle, Geir; Fernø, Anders. Sperm traits and reproductive roles in a marine broadcast spawner. Association for the Sciences of Limnology and Oceanography Aquatic Sciences Meeting 2011-02-13 - 2011-02-18 2011.

  • Marschhauser, Vegard; Ottesen, Oddvar; Rudolfsen, Geir; Eggen, Bjørnar; Babiak, Joanna; Babiak, Igor. Effects of extender, individual male and sperm-to-egg ratio on cryopreservation success of Atlantic cod (Gadus morhua L.) sperm. 3rd International Workshop on the Biology of Fish Gametes 2011-09-07 - 2011-09-09 2011.

  • Rudolfsen, Geir. Kekäläinen, J., Rudolfsen, G., Janhunen, M., Figenschou, L., Peuhkuri, N., Tamper, N. & Kortet, R. Sperm competition enhances the reproductive success of Arctic charr females. 6th International Salvelinus. 6th International Salvelinus Symposium 2009-06-15 - 2009-06-18 2009.

  • Rudolfsen, Geir. Sjekk - en sjelden fugl på besøk. 2009.

  • Mayer, Ian; Skjæraasen, Jon Egil; Meager, Justin James; Rudolfsen, Geir; Karlsen, Ørjan; Moberg, Olav; Staby, Arved; Kleven, Oddmund. Is sperm competition a major component of sexual selection in Atlantic cod?. Second International Workshop on Biology of Fish Gametes 2009-09-09 - 2011-09-11 2009.

  • Rudolfsen, Geir; Nordlys, Journalist. Sjekk - en sjelden fugl på besøk. 2009.

  • Rudolfsen, Geir. Om partnervalg på NRK radio. 2009.

  • Skjæraasen, Jon Egil; Mayer, Ian; Meager, Justin James; Rudolfsen, Geir; Haugland, Thomas; Karlsen, Ørjan; Kleven, Oddmund. Sperm competition in farmed and wild cod. 4th European Conference on Behavioural Biology 2008-07-18 - 2008-07-20 2008.

  • Mayer, Ian; Skjæraasen, Jon Egil; Meager, Justin James; Rudolfsen, Geir; Karlsen, Ørjan; Moberg, Olav; Staby, Arved; Kleven, Oddmund; Fernö, Anders. Determinants of sperm competition and the role of cryptic female choice in the broadcast spawning Atlantic cod (Gadus morhua). 5th World Fisheries Congress 2008-10-20 - 2008-10-24 2008.

  • Skjæraasen, Jon Egil; Meager, Justin James; Karlsen, Ørjan; Mayer, Ian; Rudolfsen, Geir; Dahle, Geir; Fernö, A.. Mating competition between farmed and wild cod. 5th World Fisheries Congress 2008-10-20 - 2008-10-24 2008.

  • Mommens, Maren; Eggen, Bjørnar; Bolla, Sylvie; Ottesen, Oddvar; Rudolfsen, Geir; Wojtczak, M; Ciereszko, A.; Babiak, Igor. Sperm quality in Atlantic halibut (Hippoglossus hippoglossus L.) throughout the reproductive season. Aquaculture Europe ' 08 (omtale) 2008-09-15 - 2008-09-18 2008.

  • Rudolfsen, Geir. Makevalg og valgets betydning. UIT 2007-06-01 - 2007-06-01 2007.

  • Reinsborg, Tore; Stokke, Bård Gunnar; Dahl, Espen Lie; Kamsvåg, Christer; Rudolfsen, Geir; Størkersen, Øystein R. Fugler i Norge 2002. Rapport fra Norsk Faunakomite for fugl (NFKF). Ornis Norvegica 2007; Volum 30 (1). ISSN 1502-0878.s 21 - 63.

  • Stokke, Bård Gunnar; Hafstad, Inge; Rudolfsen, Geir; Moksnes, Arne; Møller, Anders pape; Røskaft, Eivin; Soler, Manuel. Variation in egg rejection within and between European reed warbler populations. 11th Congress of the International Society for Behavioral Ecology 2006-07-23 - 2006-07-29 2006.

  • Nordeide, Jarle Tryti; Rudolfsen, Geir; Egeland, Einar Skarstad. Ornaments of offspring? Female sticklabacks (Gasterosteus aculeatus) trade off carotenoids in eggs and pelvic spines. ISBE 2006 2006-07-23 - 2006-07-29 2006.

  • Rudolfsen, Geir. Sperm competetion, cryptic female choice and offspring viability in external fertilizing species. 2006 ISBN 82-92461-58-2.

  • Rudolfsen, Geir. Ny amerikansk forskning viser at enkelte hunnfugler gir egget ekstra næring dersom de har parret seg med en stygg hann. 2006.

  • Stokke, Bård Gunnar; Moksnes, Arne; Røskaft, Eivin; Hafstad, Inge; Rudolfsen, Geir; Vikan, Johan Reinert; Jensen, Henrik; Møller, Anders pape. Local adaptations in cuckoos and their hosts; a metapopulation approach. 29th International Ethological Conference 2005-08-20 - 2005-08-27 2005.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Johnsen, Steinar. Quantitative characteristics and preservation of Atlantic halibut Hippoglossus hippoglossus semen throughout the reproductive season. 2005 (35).

  • Nordeide, Jarle Tryti; Rudolfsen, Geir; Egeland, Einar Skarstad. Ornament or offspring - female sticklebacks trade off carotenoids in spines and eggs. 10th Congress European Society for Evolutionary Biology 2005-08-15 - 2005-08-20 2005.

  • Egeland, Einar Skarstad; Nordeide, Jarle Tryti; Rudolfsen, Geir. Carotenoids in female sticklebacks' (Gasterosteus aculeatus) gonads and pelvic spines. The 14th International Symposium on Carotenoids 2005-07-17 - 2005-07-22 2005.

  • Stokke, B. G.; Moksnes, Arne; Røskaft, Eivin; Hafstad, Inge; Rudolfsen, Geir; Vikan, Johan; Jensen, Henrik; Pape Møller, Anders. Local adaptations in cuckoos and their hosts; a metapopulation approach. International Ethological Conference 2005-08-20 - 2005-08-27 2005.

  • Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir; Skjelseth, Sigrun; Kleven, Oddmund; Stokke, Bård Gunnar; Gibbs, H Lisle; Honza, Marcel; Taborsky, Barbara; Taborsky, Michael; Teuschl, Yvonne; Vogl, Wolfgang. Do individual female common cuckoos, Cuculus canorus, have constant egg types?. 10th International Behavioral Ecology Congress. 2004-07-10 - 2004-07-15 2004.

  • Rudolfsen, Geir; Figenschou, Lars; Folstad, Ivar; Nordeide, Jarle Tryti; Søreng, Espen. Potential fitness benefits from mate selection in the Atlantic cod (Gadus morhua). ISBE 2004 Finland July 10 - 15 Jyvaskyla, Finland 2004-07-10 - 2004-07-15 2004.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Bolla, S; Olsen, R; Johnsen, Steinar. Seasonal changes in semen quantitative characteristics and preservation of gametes of Atlantic halibut. HALIBUT FARMING FROM A TO Z 2004-12-08 - 2004-12-09 2004.

  • Rudolfsen, Geir; Figenschou, L; Folstad, Ivar; Nordeide, JT; Søreng, E. Potential fitness benefits from mate selection in the atlantic cod (Gadus morhua). International Society for Behavioral Ecology 2004-07-10 - 2004-07-15 2004.

  • Urbach, D.; Rudolfsen, Geir; Folstad, Ivar. Sperm motility in ovarian fluid: Cryptic female choice in Arctic Charr?. Poster presentation at workshop on Evolutionary ecology of the pre-zygotic stage in animals and plants, Monte Verita, Ascona, Switzerland 2003-02-16 - 2003-02-21 2003.

  • Solbakken, K.O.; Myklebust, Magne; Rudolfsen, Geir. Kartlegging av hvitryggspett i Trøndelag 1999. 2002 ISBN 82-7852-042-9.

  • Rudolfsen, Geir. Tips om bruken av www.fugleatlas.no. Vår Fuglefauna 2002; Volum 25 (1). ISSN 0332-5601.s 13 - 14.

  • Rudolfsen, Geir. Tid for fuglekasser. Vår Fuglefauna 2002; Volum 25 (4). ISSN 0332-5601.s 190 - 191.

  • Rudolfsen, Geir. Norsk hekkefugleatlas - nå på Internett: www.fugleatlas.no. Vår Fuglefauna 2001; Volum 24 (2). ISSN 0332-5601.s 52 - 53.

  • Stokke, Bård Gunnar; Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir. How to make it difficult for an avian brood parasite: lower the intraclutch variation in egg appearance. 8th International Behavioral Ecology Congress 2000.

  • Stokke, Bård Gunnar; Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir; Honza, Marcel. Rejection of artificial parasite eggs in relation to variation in host egg appearance. 13th. Scandinavian Ethological Society Conference 1999.

  • Øien, Ingar Jostein; Moksnes, Arne; Røskaft, Eivin; Edvardsen, Erik; Honza, Marcel; Kleven, Oddmund; Rudolfsen, Geir. Conditional host responses to Cuckoo Cuculus canorus parasitism. 22nd International Ornithological Congress 1999.

  • Rudolfsen, Geir; Moksnes, Arne; Røskaft, Eivin; Honza, Marcel; Kleven, Oddmund; Taborsky, Barbara; Taborsky, Michael; Teuschl, Yvonne; Vogl, Wolfgang. Host preference in the Cuckoo. XXVI International Ethological Conference 1999.

  • Stokke, Bård Gunnar; Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir; Honza, Marcel. Rejection of artificial parasite eggs in relation to variation in host egg appearance. XXVI International Ethological Conference 1999.

  • Rudolfsen, Geir. Host preference in the common cuckoo Cuculus canorus. 1999.

  • Rudolfsen, Geir. Host preference in the common cuckoo Cuculus canorus. 1999.

  • Rudolfsen, Geir. Allmenningens tragedie og påfuglstjerten i miljø- og klimasaken https://nordnorskdebatt.no/article/allmenningens-tragedie. 2019.

  • Rudolfsen, Geir. Sperm velocity across experimental environments of differential viscosity in a promiscuous passerine bird. 7TH INTERNATIONAL ORNITHOLOGICAL CONGRESS 2018-08-19 - 2018-08-26 2018.

  • Bender, Morgan Lizabeth; Frantzen, Marianne; Vieweg, Ireen; Falk-Petersen, Inger-Britt; Johnsen, Helge K.; Rudolfsen, Geir; Tollefsen, Knut Erik; Dubourg, Paul; Nahrgang, Jasmine. Effects of chronic dietary petroleum exposure on reproductive development in polar cod (Boreogadus saida). Norwegian Environmental Toxicology Symposium 2016-10-24 - 2016.

  • Rudolfsen, Geir. Nå er de tilbake!. 2016.

  • Folstad, Ivar; Rudolfsen, Geir; Nordeide, Jarle Tryti; Egeland, Torvald Blikra; Magnus, Brattli. Røyevideo. 2016.

  • Blikås, Monika; Folstad, Ivar; Rudolfsen, Geir. Naturens verden. 2016.

  • Conn, Hastings; Folstad, Ivar; Rudolfsen, Geir; Egeland, Torvald Blikra; Nordeide, Jarle Tryti. Fish sperm race for reproductive success https://blog.frontiersin.org/2016/12/22/fish-sperm-race-for-reproductive-success/. 2016.

  • Tim, Schmoll; Rudolfsen, Geir; Kleven, Oddmund. Competitive fertilisation success in relation to sperm trait variation in three passerines. 10th conference of the EOU 2015-08-24 - 2015-08-28 2015.

  • Tryapitsina, Galina; Shaposhnikova, I; Rudolfsen, Geir; Andreev, S; Pryakhin, Evgeny; Akleyev, Alexander. THE STATUS OF THE PERIPHERAL BLOOD IN FISH FROM RADIOACTIVELY CONTAMINATED TECHA RIVER. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Yegoreichenkov, E; Rudolfsen, Geir; Pryakhin, Evgeny. FINS COLORATION OF PERCH IN RELATION TO EXTERNAL ACTIVITY CONCENTRATION OF RADIONUCLEIDES. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Tryapitsina, Galina; Shaposhnikova, I; Rudolfsen, Geir; Obvintseva, N; Pryakhin, Evgeny; Akleyev, Alexander. LEVEL OF CYTOGENETIC DAMAGE AND MORPHOLOGICAL ABNORMALITIES IN PERIPHERAL BLOOD ERYTHROCYTES OF FISH FROM THE TECHA RIVER. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Osipov, D; Rudolfsen, Geir; Yegoreichenkov, E; Pryakhin, Evgeny. COMPARATIVE ANALYSIS OF THE SHAPE OF THE PERCH FROM TECHA RIVER AND MIASS RIVER. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Gwynn, Justin P.; Rudolfsen, Geir. Distribution of Po-210 and Pb-210 in Arctic Charr (Salvelinus alpinus) from an Arctic freshwater lake. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Pryakhin, Evgeny; Rudolfsen, Geir; Teien, Hans-Christian; Tryapitsina, Galina; Akleyev, Alexander. CHARACTERIZATION OF THE CURRENT STATUS OF ICHTHYOFAUNA IN THE TECHA RIVER. International Conference on Radioecology and Environmental Radioactivity 2014-09-07 - 2014-09-12 2014.

  • Burholt, Anna; Hartel,, Miriam; Kleven, Oddmund; Rudolfsen, Geir; Schmoll, Tim. Missbildungen von Spermien unter Schwermetallbelastung bei Fitis Phylloscopus trochilus und Kohlmeise Parus major. DO-G 2014 2014-10-01 - 2014-10-06 2014.

  • Mayer, Ian; Meager, Justin James; Skjæraasen, Jon Egil; Rudolfsen, Geir; Karlsen, Ørjan; Moberg, Olav; Staby, Arved; Kleven, Oddmund; Fernö, Anders. Is spawning success of Atlantic cod escapees influenced by differences in sperm competition?. ? Reproductive and Recruitment Processes of Exploited Marine Fish Stocks 2013-10-01 - 2013-10-03 2013.

  • Albrecht, Frederik; Rudolfsen, Geir; Kleven, Oddmund; Schmoll, Tim. Wie beeinflusst Umgebungsviskosität die Spermien-Schwimmgeschindigkeit bei Singvögeln mit Fremdvaterschaften?. Jahresversammlung der Deutschen Ornithologen-Gesellschaft 2013-10-02 - 2013-10-07 2013.

  • Mommens, Maren; Eggen, Bjørnar; Bolla, Sylvie; Rudolfsen, Geir; Viswanath, Kiron; Babiak, Igor. Quality of cryopreserved sperm of Atlantic halibut (Hippoglossus hippoglossus) in relation to fatty acid content with emphasis on n-3/n-6 PUFA. 3rd International Workshop on the Biology of Fish Gametes 2011-09-07 - 2011-09-09 2011.

  • Rudolfsen, Geir; Møller, Anders Pape; Mousseau, Timothy A.; Bonisoli Alquati, Andrea; Gwynn, Justin P.. Strålende fugleliv i Tsjernobyl?. Vår Fuglefauna 2011; Volum 34 (1). ISSN 0332-5601.s 20 - 25.

  • Skjæraasen, Jon Egil; Meager, Justin James; Rudolfsen, Geir; Karlsen, Ørjan; Mayer, Ian; Moberg, Olav; Staby, Arved; Dahle, Geir; Fernø, Anders. Sperm traits and reproductive roles in a marine broadcast spawner. Association for the Sciences of Limnology and Oceanography Aquatic Sciences Meeting 2011-02-13 - 2011-02-18 2011.

  • Marschhauser, Vegard; Ottesen, Oddvar; Rudolfsen, Geir; Eggen, Bjørnar; Babiak, Joanna; Babiak, Igor. Effects of extender, individual male and sperm-to-egg ratio on cryopreservation success of Atlantic cod (Gadus morhua L.) sperm. 3rd International Workshop on the Biology of Fish Gametes 2011-09-07 - 2011-09-09 2011.

  • Rudolfsen, Geir. Kekäläinen, J., Rudolfsen, G., Janhunen, M., Figenschou, L., Peuhkuri, N., Tamper, N. & Kortet, R. Sperm competition enhances the reproductive success of Arctic charr females. 6th International Salvelinus. 6th International Salvelinus Symposium 2009-06-15 - 2009-06-18 2009.

  • Rudolfsen, Geir. Sjekk - en sjelden fugl på besøk. 2009.

  • Mayer, Ian; Skjæraasen, Jon Egil; Meager, Justin James; Rudolfsen, Geir; Karlsen, Ørjan; Moberg, Olav; Staby, Arved; Kleven, Oddmund. Is sperm competition a major component of sexual selection in Atlantic cod?. Second International Workshop on Biology of Fish Gametes 2009-09-09 - 2011-09-11 2009.

  • Rudolfsen, Geir; Nordlys, Journalist. Sjekk - en sjelden fugl på besøk. 2009.

  • Rudolfsen, Geir. Om partnervalg på NRK radio. 2009.

  • Skjæraasen, Jon Egil; Mayer, Ian; Meager, Justin James; Rudolfsen, Geir; Haugland, Thomas; Karlsen, Ørjan; Kleven, Oddmund. Sperm competition in farmed and wild cod. 4th European Conference on Behavioural Biology 2008-07-18 - 2008-07-20 2008.

  • Mayer, Ian; Skjæraasen, Jon Egil; Meager, Justin James; Rudolfsen, Geir; Karlsen, Ørjan; Moberg, Olav; Staby, Arved; Kleven, Oddmund; Fernö, Anders. Determinants of sperm competition and the role of cryptic female choice in the broadcast spawning Atlantic cod (Gadus morhua). 5th World Fisheries Congress 2008-10-20 - 2008-10-24 2008.

  • Skjæraasen, Jon Egil; Meager, Justin James; Karlsen, Ørjan; Mayer, Ian; Rudolfsen, Geir; Dahle, Geir; Fernö, A.. Mating competition between farmed and wild cod. 5th World Fisheries Congress 2008-10-20 - 2008-10-24 2008.

  • Mommens, Maren; Eggen, Bjørnar; Bolla, Sylvie; Ottesen, Oddvar; Rudolfsen, Geir; Wojtczak, M; Ciereszko, A.; Babiak, Igor. Sperm quality in Atlantic halibut (Hippoglossus hippoglossus L.) throughout the reproductive season. Aquaculture Europe ' 08 (omtale) 2008-09-15 - 2008-09-18 2008.

  • Rudolfsen, Geir. Makevalg og valgets betydning. UIT 2007-06-01 - 2007-06-01 2007.

  • Reinsborg, Tore; Stokke, Bård Gunnar; Dahl, Espen Lie; Kamsvåg, Christer; Rudolfsen, Geir; Størkersen, Øystein R. Fugler i Norge 2002. Rapport fra Norsk Faunakomite for fugl (NFKF). Ornis Norvegica 2007; Volum 30 (1). ISSN 1502-0878.s 21 - 63.

  • Stokke, Bård Gunnar; Hafstad, Inge; Rudolfsen, Geir; Moksnes, Arne; Møller, Anders pape; Røskaft, Eivin; Soler, Manuel. Variation in egg rejection within and between European reed warbler populations. 11th Congress of the International Society for Behavioral Ecology 2006-07-23 - 2006-07-29 2006.

  • Nordeide, Jarle Tryti; Rudolfsen, Geir; Egeland, Einar Skarstad. Ornaments of offspring? Female sticklabacks (Gasterosteus aculeatus) trade off carotenoids in eggs and pelvic spines. ISBE 2006 2006-07-23 - 2006-07-29 2006.

  • Rudolfsen, Geir. Sperm competetion, cryptic female choice and offspring viability in external fertilizing species. 2006 ISBN 82-92461-58-2.

  • Rudolfsen, Geir. Ny amerikansk forskning viser at enkelte hunnfugler gir egget ekstra næring dersom de har parret seg med en stygg hann. 2006.

  • Stokke, Bård Gunnar; Moksnes, Arne; Røskaft, Eivin; Hafstad, Inge; Rudolfsen, Geir; Vikan, Johan Reinert; Jensen, Henrik; Møller, Anders pape. Local adaptations in cuckoos and their hosts; a metapopulation approach. 29th International Ethological Conference 2005-08-20 - 2005-08-27 2005.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Johnsen, Steinar. Quantitative characteristics and preservation of Atlantic halibut Hippoglossus hippoglossus semen throughout the reproductive season. 2005 (35).

  • Nordeide, Jarle Tryti; Rudolfsen, Geir; Egeland, Einar Skarstad. Ornament or offspring - female sticklebacks trade off carotenoids in spines and eggs. 10th Congress European Society for Evolutionary Biology 2005-08-15 - 2005-08-20 2005.

  • Egeland, Einar Skarstad; Nordeide, Jarle Tryti; Rudolfsen, Geir. Carotenoids in female sticklebacks' (Gasterosteus aculeatus) gonads and pelvic spines. The 14th International Symposium on Carotenoids 2005-07-17 - 2005-07-22 2005.

  • Stokke, B. G.; Moksnes, Arne; Røskaft, Eivin; Hafstad, Inge; Rudolfsen, Geir; Vikan, Johan; Jensen, Henrik; Pape Møller, Anders. Local adaptations in cuckoos and their hosts; a metapopulation approach. International Ethological Conference 2005-08-20 - 2005-08-27 2005.

  • Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir; Skjelseth, Sigrun; Kleven, Oddmund; Stokke, Bård Gunnar; Gibbs, H Lisle; Honza, Marcel; Taborsky, Barbara; Taborsky, Michael; Teuschl, Yvonne; Vogl, Wolfgang. Do individual female common cuckoos, Cuculus canorus, have constant egg types?. 10th International Behavioral Ecology Congress. 2004-07-10 - 2004-07-15 2004.

  • Rudolfsen, Geir; Figenschou, Lars; Folstad, Ivar; Nordeide, Jarle Tryti; Søreng, Espen. Potential fitness benefits from mate selection in the Atlantic cod (Gadus morhua). ISBE 2004 Finland July 10 - 15 Jyvaskyla, Finland 2004-07-10 - 2004-07-15 2004.

  • Babiak, Igor; Ottesen, Oddvar; Rudolfsen, Geir; Bolla, S; Olsen, R; Johnsen, Steinar. Seasonal changes in semen quantitative characteristics and preservation of gametes of Atlantic halibut. HALIBUT FARMING FROM A TO Z 2004-12-08 - 2004-12-09 2004.

  • Rudolfsen, Geir; Figenschou, L; Folstad, Ivar; Nordeide, JT; Søreng, E. Potential fitness benefits from mate selection in the atlantic cod (Gadus morhua). International Society for Behavioral Ecology 2004-07-10 - 2004-07-15 2004.

  • Urbach, D.; Rudolfsen, Geir; Folstad, Ivar. Sperm motility in ovarian fluid: Cryptic female choice in Arctic Charr?. Poster presentation at workshop on Evolutionary ecology of the pre-zygotic stage in animals and plants, Monte Verita, Ascona, Switzerland 2003-02-16 - 2003-02-21 2003.

  • Solbakken, K.O.; Myklebust, Magne; Rudolfsen, Geir. Kartlegging av hvitryggspett i Trøndelag 1999. 2002 ISBN 82-7852-042-9.

  • Rudolfsen, Geir. Tips om bruken av www.fugleatlas.no. Vår Fuglefauna 2002; Volum 25 (1). ISSN 0332-5601.s 13 - 14.

  • Rudolfsen, Geir. Tid for fuglekasser. Vår Fuglefauna 2002; Volum 25 (4). ISSN 0332-5601.s 190 - 191.

  • Rudolfsen, Geir. Norsk hekkefugleatlas - nå på Internett: www.fugleatlas.no. Vår Fuglefauna 2001; Volum 24 (2). ISSN 0332-5601.s 52 - 53.

  • Stokke, Bård Gunnar; Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir. How to make it difficult for an avian brood parasite: lower the intraclutch variation in egg appearance. 8th International Behavioral Ecology Congress 2000.

  • Stokke, Bård Gunnar; Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir; Honza, Marcel. Rejection of artificial parasite eggs in relation to variation in host egg appearance. 13th. Scandinavian Ethological Society Conference 1999.

  • Øien, Ingar Jostein; Moksnes, Arne; Røskaft, Eivin; Edvardsen, Erik; Honza, Marcel; Kleven, Oddmund; Rudolfsen, Geir. Conditional host responses to Cuckoo Cuculus canorus parasitism. 22nd International Ornithological Congress 1999.

  • Rudolfsen, Geir; Moksnes, Arne; Røskaft, Eivin; Honza, Marcel; Kleven, Oddmund; Taborsky, Barbara; Taborsky, Michael; Teuschl, Yvonne; Vogl, Wolfgang. Host preference in the Cuckoo. XXVI International Ethological Conference 1999.

  • Stokke, Bård Gunnar; Moksnes, Arne; Røskaft, Eivin; Rudolfsen, Geir; Honza, Marcel. Rejection of artificial parasite eggs in relation to variation in host egg appearance. XXVI International Ethological Conference 1999.

  • Rudolfsen, Geir. Host preference in the common cuckoo Cuculus canorus. 1999.

  • Rudolfsen, Geir. Host preference in the common cuckoo Cuculus canorus. 1999.

  • Vedlegg:

    [Loading...]