Foto: Nelson Valdivia
Institutt for arktisk og marin biologi markus.molis@uit.no +4777660293 Tromsø NFH C 271

Markus Molis

Professor for arktisk kystene økologi


Professor for arktisk kystener økologi

Publikasjoner utenom Cristin

  1. Molis M, R Hill, O Hüppop, L Bach, T Coppack, S Pelletier, T Dittman, A Schulz (2019) Measuring bird and bat collision and avoidance. In: M Perrow (Ed.) Wildlife and Wind Farms, Offshore: Monitoring and Mitigation. Pelagic Publishing

  2. Bischof K, C Buschbaum, S Fredriksen, FJL Gordillo, S Heinrich, C Jiménez, C Lütz, M Molis, MY Roleda, M Schwanitz, C Wiencke (2019) Kelps and environmental changes in the Kongsfjord ecosystem: From stress perception to community responses. Adv Polar Ecol (in press)

  3. Molis M, Laudien J, Beuchel F, Wlado-Karlowska M, Buschbaum C (2019) Ecological drivers of and responses by Arctic benthic communities, with an emphasis on Kongsfjorden, Svalbard. Adv  Polar Ecol (in press)

  4. Franz M, FR Barboza, HH Hinrichsen, A Lehmann, M Scotti, C Hiebenthal, M Molis, R Schutt, M Wahl (2018) Long-term records of hard-bottom communities in the southwestern Baltic Sea reveal the decline of a foundation species. Est Coast Shelf Sci 219:242-252

  5. Martinez-Crego B, P Arteaga, A Ueber, AH Engelen, R Santon, M Molis (2016) Specificity in mesograzer-induced defences in seagrasses. PLoS ONE 10(10): e0141219

  6. Petrowski S, K Schachtl, M Molis, C Buschbaum (2016) Do bioturbation and consumption affect shallow Arctic marine soft-bottom communities? Polar Biol 39(11):2141-2153

  7. Petrowski S, M Moils, A Bender, C Buschbaum (2016) Effects of continuous and sporadic presence of kelp thalli on Arctic marine soft bottom assemblage structure and diversity. Polar Biol 39(11):2131-2140

  8. Cusson M, Crowe TP, Araújo R, Arenas F, Aspden R, Bulleri F, Davoult D, Dyson K, Fraschetti S, Herkül K, Hubas C, Jenkins S, Kotta J, Kraufvelin P, Migné A, Molis M, Mulholland O, Noël L M.-L J, Paterson DM, Saunders J, Somerfield PJ, Sousa-Pinto I, Spilmont N, Terlizzi A, Benedetti-Cecchi L (2015) Relationships between biodiversity and the stability of marine ecosystems: comparisons at a European scale using meta-analysis. J Sea Res 98:5-14

  9. Ellrich J, RA Scrosati, M Molis (2015) Predator non-consumptive effects on prey recruitment weaken with recruit density. Ecology 96(3):611-616

  10. Molis M, RA Scrosati, EF El-Belely, T Lesniowski, M Wahl (2015) Wave-induced changes in seaweed toughness entail plastic modifications in snail traits maintaining consumption efficacy. J Ecol 103(4):851–859

  11. Wahl M, M Molis, AJ Hobday, S Dudgeon, R Neumann, P Steinberg, AH Campbell, E Marzinelli, S Connell (2015) Global through local environmental change and the responses of brown macroalgae: direct and ecologically mediated effects. Perspec Phycol 2(1):11-30

  12. Ellrich, JA, RA Scrosati, C Bertolini, M Molis (2015) A predator has nonconsumptive effects on different life-history stages of a prey. Mar Biol 163:5

  13. Ellrich J, RA Scrosati, K Romoth, M Molis (2015) Adult prey neutralizes predator non-consumptive limitation of prey recruitment PLoS ONE 11(4): e0154572

  14. Flöthe CR, M Molis, U John (2014) Induced resistance to periwinkle grazing in the brown seaweed Fucus vesiculosus (Phaeophyceae): molecular mechanisms and seaweed-mediated effects on herbivore interactions. J Phycol 50:564-576

  15. Flöthe CR, M Molis, I Kruse, F Weinberger, U John (2014) Molecular support for temporal dynamics of induced anti-herbivory defences in the brown seaweed Fucus vesiculosus. Eur J Phycol 49(3):356-369

  16. Flöthe CR, U John, M Molis (2014) Comparing the relative importance of water-borne cues and direct grazing for the induction of defenses in the brown seaweed Fucus vesiculosus. PLoS ONE 9(10):e109247

  17. Flöthe CR & M Molis (2013) Temporal dynamics of inducible anti-herbivory defenses in the brown seaweed Ascophyllum nodosum (Phaeophyceae). J Phycol 49(3):468-474

  18. Zwerschke N, M Bollen, M Molis, Scrosati, RA (2013) An environmental stress model correctly predicts unimodal trends in overall species richness and diversity along intertidal elevation gradients. Helgol Mar Res 67(4):663-674

  19. Crowe T, M Cusson, F Bulleri, D Davoult, F Arenas, R Aspden, L Benedetti-Cecchi, S Bevilacqua, I Davidson, E Defew, S Fraschetti, C Golléty, JN Griffin, K Herkül, J Kotta, A Migné, M Molis, SK Nicol, LM-LJ Noël, I Sousa Pinto, N Valdivia, SR Jenkins (2013) Large-scale variation in combined impacts of canopy loss and disturbance on community structure and ecosystem functioning. PLoS ONE 8(6): e66238. doi:10.1371/journal.pone.0066238

  20. Beermann A, J Ellrich, M Molis, RA Scrosati (2013) Effects of seaweed canopies and adult barnacles on barnacle recruitment: the interplay of positive and negative influences. J Exp Mar Biol Ecol 448:162-170

  21. Johnston B, M Molis, RA Scrosati (2012) Predation risk cues affect prey feeding activity differently in barnacle juveniles and adults. Can J Zool 90:128-132

  22. Bulleri F, L Benedetti-Cecchi, M Cusson, F Arenas, R Aspden, I Bertocci, T P Crowe, D Davoult, B K Eriksson, S Fraschetti, C Golléty, J Griffin, S R Jenkins, J Kotta, P Kraufvelin, E Maggi, M Molis, I  Sousa Pinto, A Terlizzi, N Valdivia, D M Paterson (2012) The stability of European rocky shore assemblages: variation across a latitudinal gradient and the role of canopy-forming macroalgae. Oikos 121(11):1801-1809

  23. Yun HY, M Molis (2012) Comparing the ability of a native and a non-indigenous seaweed to induce anti-herbivory defenses. Mar Biol 159(7):1475-1484

  24. Valdivia N, C Golléty, A Migné, D Davoult, M Molis (2012) Stressed but stable: Canopy loss decreased species synchrony and metabolic variability in an intertidal hard-bottom community. PLoS ONE 7(5):e36541

  25. Yun HY, AH Engelen, RO Santos, M Molis (2012) Water-borne cues of a non-indigenous seaweed mediate grazer-deterrent responses in native seaweeds, but not vice versa. PLoS ONE 7(6):e38804

  26. Scrosati, RA, AS Knox, N Valdivia, M Molis (2011) Testing predictions on species richness and diversity from an environmental stress model using NE Atlantic rocky intertidal elevation gradients. Helgol Mar Res 65:91-102

  27. Fricke A, M Molis, C Wiencke, N Valdivia, AS Chapman (2011) Effects of UV radiation on structure and diversity of Arctic macrobenthic communities. Polar Biol 34(7):995-1009

  28. Molis M, I Preuss, A Firmenich, J Ellrich (2011) Predation risk indirectly enhances survival of seaweed recruits but not intra-specific competition in an intermediate herbivore species. J Ecol 99(3):807-817

  29. Wahl M , Jormalainen V, Eriksson BK, Coyer JA, Molis M, Schubert H, Dethier M, Ehlers A, Karez R, Kruse I, Lenz M. Pearson G, Rohde S, Wikström SA, Olson JL (2011) Stress ecology in Fucus: Abiotic, biotic, and genetic interactions. In: Adv Mar Biol (Ed. M Lesser), Oxford, Academic Press 59:27-106

  30. Wahl M, et al. (2011) Species Richness Matters Little for the Stability of Stressed Communities: a Global Experiment. PLoS ONE 6(5):e19514

  31. Valdivia N, RA Scrosati, M Molis, AS Knox (2011) Variation in community structure across vertical intertidal stress gradients: how does it compare with horizontal variation at different scales? PLoS ONE 6(8):e24062

  32. Molis M, A Enge, U Karsten (2010). Grazing impact of and indirect interactions among kelp (Laminaria digitata)-associated mesograzers. J Phycol 46(1):76-84

  33. Pfaff MC, C Hiebenthal, M Molis, GM Branch, M Wahl (2010) Patterns of diversity along experimental gradients of disturbance and nutrient supply - the confounding assumptions of the Intermediate Disturbance Hypothesis. African J Mar Sci 32(1):127-135

  34. Yun, HY, S Rohde, K Linnane, M Wahl, M Molis (2010). Seaweed-mediated indirect interactions between two species of meso-herbivores. Mar Ecol-Prog Ser 408:47-53

  35. Eschweiler N, M Molis, C Buschbaum (2009) Habitat-specific size structure variation in periwinkle populations (Littorina littorea) caused by biotic drivers. Helgol Mar Res 63:119-127

  36. Molis M & M Wahl (2009) Comparison of the impacts of consumers, ambient UV, and future UVB irradiance on macro-epibenthic assemblages. Global Change Biol 15:1833-1845

  37. Valdivia N, de la Haye KL, Jenkins SR, Kimmance SA, Thompson RC, Molis M (2009) Functional composition, but not richness, affected the performance of sessile suspension-feeding assemblages. J Sea Res 61:216-221

  38. Campana G, Zacher K, Fricke A, Molis M, Wulff A, Quartino ML, Wiencke C (2009) Drivers of colonization and succession in polar benthic macro- and microalgal communities. Bot Mar 52:655-667

  39. Molis M, BAP da Gama (2009). Simple and complex interactions. In: M Wahl (Ed.) Marine Hard-Bottom Communities. Springer Verlag, p. 225-237

  40. Bartsch I, C Wiencke, K Bischof, CM Buchholz, BH Buck, A Eggert, P Feuerpfeil, D Hanelt, S Jacobsen, R Karez, U Karsten, M Molis, MY Roleda, H Schubert, R Schumann, K Valentin, F Weinberger & J Wiese (2008) The genus Laminaria sensu lato: recent insights and developments. Eur J Phycol 43 (1):1-86

  41. Canning-Clode J, M Kruse, M Kaufmann, M Lenz, M Molis & M Wahl (2008) Influence of disturbance and nutrient enrichment on early successional biofouling communities in an oligotrophic marine system. Mar Ecol 29:115-124

  42. Canning Clode J, N Valdivia, J Thomason, M Molis, M Wahl (2008) Regional richness assessment in marine benthic communities: quantifying the error using large data-sets from different habitats. Limnol Oceanogr Methods 6:580-590

  43. Fricke A, M Molis, C Wiencke, N Valdivia & A Chapman (2008) Natural succession in different water depths and disturbance of macroalgal communities after transplantation from deep to shallow water on Spitsbergen. Polar Biol 31(10):1191-1203

  44. Molis  M, J Körner, Y-W Ko & JH Kim (2008) Specificity of inducible seaweed anti-herbivory defences depends on identity of macroalgae and herbivores. Mar Ecol-Prog Ser 354:97-105

  45. Sudgen H, M Lenz, M Molis, M Wahl & JC Thomason (2008) Experimental investigation into the influence of nutrient enrichment on the intermediate disturbance hypothesis in marine communities. J Animal Ecol 77 (1):24-31 

  46. Valdivia N, M Molis (2008) Observational evidence of a negative biodiversity-stability relationship in intertidal epibenthic communities. Aquat Biol 4(3):263-271

  47. Valdivia, N, JD Stehbens, B Hermelink, SD Connell, M Molis & M Wahl ((2008) Disturbance mediates the effects of nutrients on developing assemblages of epibiota. Austral Ecol 33(8):951-962

  48. Wollgast S, M Lenz, M Wahl & M Molis (2008) Effects of a temporally variable disturbance regime on the diversity, species composition, and ecosystem function of subtidal macrobenthic assemblages. Helgol Mar Res 62(4):309-319 

  49. Svennson R, M Siccha, M Lundgren, H Pavia, M Lenz, M Molis & M Wahl (2007) Maximum species richness at intermediate frequencies of disturbance frequency: consistency among levels of productivity. Ecology 88(4):830-838

  50. Yun, HY, Cruz J, Treitschke M, M Molis & M Wahl (2007) Testing for the induction of anti-herbivory defences in four Portuguese macroalgae by direct and water-borne cues of grazing amphipods. Helgol Mar Res 61 (3):203-209

  51. Zacher K, A Wulff, M Molis, D Hanelt & C Wiencke (2007) Ultraviolet radiation and consumer effects on a field-grown intertidal macroalgal assemblage in Antarctica. Global Change Biol 13:1201-1215 

  52. Bischof K, M Molis (2006). Wälder unter Wasser – Großalgengemeinschaften. In: Hempel G, Hempel I, Schiel S (eds). Leben im Meer - ein ökologisches Lesebuch. Verlag H. M. Hausschild GmbH, Bremen, pp 222-228

  53. Bischof K, I Gomez, M Molis, D Hanelt, U Karsten, U Lüder, MY Roleda, K Zacher & C Wiencke (2006) Ultraviolet radiation shapes seaweed communities. Rev Envir Sci Bio-Tech 5:141-166

  54. Contardo Jara V, JHS Myamoto, BAP da Gama, M Molis, M Wahl & RC Pereira (2006) Limited evidence of interactive disturbance and nutrient effects on the diversity of macrobenthic assemblages. Mar Ecol-Prog Ser 308: 37-48

  55. Diaz E, C Güldenzoph, C McQuaid, M Molis & M Wahl (2006) Variability in grazer-mediated defensive responses of green and red macroalgae on the south coast of South Africa. Mar Biol 149 (6): 1301-1311

  56. Molis  M, J Körner, Y-W Ko, JH Kim, & M Wahl (2006) Inducible responses in the brown seaweed Ecklonia cava: the role of grazer identity and season. J Ecol 94(1): 243-249

  57. Wessels H, W Hagen, M Molis, C Wiencke & U Karsten (2006) Intra- and interspecific differences in food quality of Arctic macroalgae from Kongsfjorden (Spitsbergen) for two benthic sympatric invertebrates. J Exp Mar Biol Ecol 329: 20-33 

  58. Che J, M Molis, T Dzeha & M Wahl (2005) Herbivore induced defenses in macroalgae on the Kenyan coast. J Phycol 41: 726-731

  59. Macaya E, E Rothäusler, M Thiel, M Molis & M Wahl (2005) Induction of defences and within-plant variation on palatability in two brown algae from the northern-central coast of Chile: effects of mesograzers and UV radiation. J Exp Mar Biol Ecol 325: 214-227

  60. Rothäusler E, EC Macaya, M Molis, M Wahl & M Thiel (2005) Laboratory experiments examining inducible defense show variable responses of temperate brown and red macroalgae Rev Chil Hist Nat 78(4): 603-614

  61. Valdivia N, A Heidemann, M Thiel, M Molis & M Wahl (2005) Disturbance and diversity in hard-bottom macrobenthic communities at the coast of Chile. Mar Ecol-Prog Ser 299:45-54

  62. Lenz M, M Molis & M Wahl (2004) Experimental test of the intermediate disturbance hypothesis: Frequency effects of emersion on fouling communities. J Exp Mar Biol Ecol 305: 247-266

  63. Lenz M, M Molis & M Wahl (2004) Experimental test of the intermediate disturbance hypothesis: response of fouling communities to various levels of emersion intensity. Mar Ecol-Prog Ser 278:53-65

  64. Molis M & M Wahl (2004) Transient effects of solar ultraviolet radiation on macrobenthic community diversity at Lüderitz, Namibia. J Exp Mar Biol Ecol 302: 51-62

  65. Rohde S, M Molis & M Wahl (2004) Regulation of anti-herbivore defence by Fucus vesiculosus in response to various cues. J Ecol 92:1011-1018

  66. Wahl M, M Molis A Davis, S Dobretsov, ST Dürr, J Johansson, J Kinley, D Kirugara, M Langer, HK Lotze, M Thiel, J Thomason, B Worm & D Zeevi Ben-Yosef (2004) UVR effects that come and go: marine epibenthic community level impacts in a global comparison. Global Change Biol 10:1962-1972

  67. Weidner K, BG Lages, BAP da Gama, M Molis, M Wahl & RC Pereira (2004) Effects of mesograzers and nutrient levels on the induction of defenses in several Brazilian macroalgae. Mar Ecol-Prog Ser 283:113-125

  68. Molis M, M Lenz & M Wahl (2003) Radiation effects along an UVB gradient on species composition and diversity of a shallow-water macrobenthic community in the western Baltic. Mar Ecol Prog Ser 263: 113-125

  69. Lotze HK, B Worm, M Molis & M Wahl (2002) Effects of UV radiation and consumers on recruitment and succession of a marine macrobenthic community. Mar Ecol-Prog Ser 243: 57-66.


Jeg jobber i fjære og slett (til 20 m) marin habitater. Jeg prøver å forstå hvordan miljø påvirke interaksjoner av arter de lever i bunnen av havet.


BIO-1104 Zoologi (vår)

BIO-2017 Økologi (vår og høst)