Prof. Dr. Klaus Schwenk

Consultation hour

Publication list

Thielsch, A., A. Knell, A. Mohammadyari, A. Petrusek & K. Schwenk (2017) Divergent clades or cryptic lineages? Mito-nuclear discordance in a Daphnia species complex. BMC Evolutionary Biology 17: 227.

Thielsch, A., N. Glass, B. Streit, L. De Meester, R. Ortells & K. Schwenk (2015) Fitness differences and persistent founder effects determine the clonal composition during population build-up in Daphnia. Oikos 124 (5): 620-628.

Viana, D.S, L. Santamaría, K. Schwenk, M. Manca, A. Hobaek, M. Mjelde, C.D. Preston, R.J. Gornall, J.M. Croft, R.A. King, A.J. Green & J. Figuerola (2014) Environment and biogeography drive aquatic plant and cladoceran species richness across Europe. Freshwater Biology: accepted.

Nédli, J., L. De Meester, Á. Major, K. Schwenk, I. Szivák & L. Forró (2014) Salinity and depth as structuring factors of cryptic divergence in Moina brachiata (Crustacea: Cladocera). Fundamental and Applied Limnology/Archiv für Hydrobiologie 184: 69-85.

Feckler, A., J.P. Zubrod, A. Thielsch, K. Schwenk, R. Schulz & M. Bundschuh (2014) Cryptic species diversity: an overlooked factor in environmental management? Journal of Applied Ecology 51: 958-967.

Petrusek, A., Seda, J., Machacek, J., Ríha, M., Prchalová, M. & K. Schwenk (2013) Intraspecific spatial genetic differentiation of a Daphnia species within a long narrow reservoir. Hydrobiologia 715: 169-180.

Machácek, J., Vanícková, I., Seda, J., Cordellier, M. & K. Schwenk (2013). Sexual reproduction of Daphnia in a deep temperate reservoir: The phenology and genetics of male formation. Hydrobiologia 715: 113-123.

Orsini, L., K. Schwenk, L. De Meester, J. Colbourne, M. Pfrender & L. Weider (2013) The evolutionary time maschine: forecasting how populations can adapt to changing environment using dormant propagules. Trends in Ecology and Evolution 28 (5): 274-282.

Feckler, A., A. Thielsch, K. Schwenk, R. Schulz & M. Bundschuh (2012) Differences in the sensitivity among cryptic lineages of the Gammarus fossarum complex. Science of the Total Environment 439: 158–164.

Nowak, C., C. Vogt, J. Oehlmann, M. Pfenninger, K. Schwenk, B. Streit & M. Oetken. (2012) Impact of genetic diversity and inbreeding on the life-history of Chironomus midges over consecutive generations. Chemosphere 88: 988-993.

Petrusek, A., A. Thielsch & K. Schwenk (2012) Mitochondrial sequence variation suggests extensive cryptic diversity within the Western Palearctic Daphnia longispina complex. Limnology & Oceanography 57 (6): 1838-1845.

Thielsch, A., E. Völker, R. H. S. Kraus & K. Schwenk (2012) Discrimination of hybrid classes using cross-species amplification of microsatellite loci: Methodological challenges and solutions in Daphnia. Molecular Ecology Resources 12 (4): 697-705.

Päckert, M., K. Schwenk, C, Both & K. Kuhn (2011): Back to the 1050ies - Untersuchungen klimainduzierter genetischer Diversitätsveränderungen beim Trauerschnäpper Ficedula hypoleuca anhand musealer Archive. Vogelwarte 49: 231-232.

Brede, N., K. Schwenk & B. Streit (2010) Hybridisierung. Bedeutung für Natur und evolutionsbiologische Forschung. In: Bastard, Figurationen des Hybriden zwischen Ausgrenzung und Entgrenzung. A. Bartl and S. Catani (eds). Königshausen & Neumannn, pp. 35-47.

Schwenk, K. (2010) Biologische Archive - oder der Wasserfloh als Zeitzeuge. Natur und Museum 140: 248-251.

Dlouhá, S., A. Thielsch, R. H. S. Kraus, J. Seda, K. Schwenk & A. Petrusek (2010) Identifying hybridizing taxa within the Daphnia longispina species complex: A comparison of genetic methods and phenotypic approaches. Hydrobiologia 643: 107-122.

Seidendorf, B., N. Meier, A. Petrusek, M. Boersma, B. Streit & K. Schwenk (2010) Sensitivity of Daphnia species to phosphorus-deficient diets. Oecologia 162: 349-357.

Thielsch, A., N. Brede, A. Petrusek, L. De Meester & K. Schwenk (2009) Contribution of cyclic parthenogenesis and colonization history of populations to population structure in Daphnia. Molecular Ecology 18: 1616–1628.

Laforsch, C., A. Haas, N. Jung, K. Schwenk, R. Tollrian & A. Petrusek (2009) Crown of thorns” of Daphnia: An exceptional inducible defense discovered by DNA barcoding. Communicative and Integrative Biology 2: 1-3.

Brede, N., C. Sandrock, D. Straile, P. Spaak, T. Jankowski, B. Streit & K. Schwenk (2009) The impact of human-made ecological changes on the genetic architecture of Daphnia species. Proceedings of the National Academy of Sciences USA 106: 4758-4763. OPEN ACCESS ARTICLE

Petrusek, A., R. Tollrian, K. Schwenk, A. Haas & C. Laforsch (2009) A “Crown of thorns” protects Daphnia against an ancient predator: An exceptional inducible defense discovered by phylogenetic analysis. Proceedings of the National Academy of Sciences USA 106: 2248-2252.

Nowak, C., C. Vogt, M. Pfenninger, B. Streit, J. Oehlmann, K. Schwenk & M. Oetken (2008) Rapid genetic erosion in pollutant-exposed experimental Chironomid populations. Environmental Pollution 157: 881–886.

Streit, B., M. Pfenninger & K. Schwenk (2008) Eine Erde voller Arten—Darwins Vermächtnis in der heutigen Evolutionsbiologie. Forschung Frankfurt 3/2008. PDF

Petrusek, A., A. Hobæk, J. P. Nilssen, M. Skage, M. Černý, N. Brede & K. Schwenk (2008) A taxonomic reappraisal of the European Daphnia longispina complex (Crustacea, Cladocera, Anomopoda). Zoologica Scripta 37: 507-519. online

Kuhn, K., B. Streit & K. Schwenk (2008) Conservation of structural elements in the mitochondrial control region of Daphnia. Gene 420: 107-112.

Schwenk, K., N. Brede & B. Streit (2008) Introduction. Extent, processes and evolutionary impact of interspecific hybridisation in animals. Philosophical Transactions of the Royal Society B 363: 2805-2811. online

Schwenk, K., N. Brede & B. Streit (eds; 2008) Hybridization in Animals - Extent, Processes and Evolutionary impact. Theme issue Philosophical Transactions of the Royal Society B 363: 2805-2961.

Nowak, C., A. Czeikowitz, C. Vogt, M. Oetken, B. Streit & K. Schwenk (2008) Variation in sensitivity to cadmium among genetically characterized laboratory strains of the midge Chironomus riparius. Chemosphere 71: 1950-1956.

Van der Gucht, K., K. Cottenie, K. Muylaert, N. Vloemans, S. Cousin, S. Declerk, E. Jeppesen, J.-M. Conde-Porcuna, K. Schwenk, G. Zwart, H. Degans, W. Vyverman & L. De Meester (2007) The power of species sorting: Local factors drive bacterial community composition over a wide range of spatial scales. Proceedings of the National Academy of Sciences USA 104: 20404-20409.

Brede, N., D. Straile, B. Streit & K. Schwenk (2007) The contribution of differential hatching success to the fitness of species and interspecific hybrids. Hydrobiologia 594: 83-89.

Petrusek, A., M. Černý, J. Mergeay & K. Schwenk (2007) Daphnia in the Tatra Mountain lakes: Multiple colonisation and hidden diversity revealed by molecular markers. Fundamental and Applied Limnology 169: 279-291.

Pfenninger, M. & K. Schwenk (2007) Cryptic animal species are homogeneously distributed among taxa and biogeographical regions. BMC Evolutionary Biology 7: 21. online

Nowak, C., D. Jost, C. Vogt, M. Oetken, K. Schwenk &  J. Oehlmann (2007) Consequences of inbreeding and reduced genetic variation on tolerance to cadmium stress in the midge Chironomus riparius. Aquatic Toxicology 85: 278-284.

Seidendorf, B., M. Boersma & K. Schwenk (2007) Evolutionary stoichiometry: The role of food quality for clonal differentiation and hybrid maintenance in a Daphnia species complex. Limnology and Oceanography 52: 385-394.

Nowak, C., C. Vogt, J. Barateiro & K. Schwenk (2007) Genetic impoverishment in laboratory stocks of the test organism Chironomus riparius. Environmental Toxicology & Chemistry 26: 118-122.

Vogt C, C. Nowak, J. Barateiro, K. Schwenk, M. Oetken & J. Oehlmann (2007) Multi-generation studies with Chironomus riparius - Effects of low tributyltin concentrations on life history parameters and genetic diversity. Chemosphere 67: 2192-2200.

Nowak, C., T. Hankeln, E. R. Schmidt & K. Schwenk (2006) Development and localization of microsatellite markers for the sibling species Chironomus riparius and Chironomus piger (Diptera: Chironomidae). Molecular Ecology Notes 6: 915—917.

Brede, N., A. Thielsch, C. Sandrock, P. Spaak, B. Keller, B. Streit & K. Schwenk (2006) Microsatellite markers for European Daphnia. Molecular Ecology Notes 6: 536-539.

De Meester, L., S. Declerck, J.H. Janse, J.J. Dagevos, R. Portielje, E. Lammens, E. Jeppesen, T. Lauridsen, K. Schwenk, K. Muylaert, K. Van der Gucht, W. Vyverman, G. Zwart, E. van Hannen, P.J.T.M. van Puijenbroek, J.M. Conde-Porcuna, P. Sánchez-Castillo, J. Vandekerkhove & L. Brendonck (2006) Biodiversity in European shallow lakes: A multilevel-multifactorial field study. Springer Life Sciences.

Declerck, S., J. Vandekerkhove, L. Johansson, K. Muylaert, J.M. Conde-Porcuna, K. Van der Gucht, T. Lauridsen, K. Schwenk, G. Zwart, W. Rommens, E. Jeppesen, W. Vyverman, L. Brendonck & L. De Meester (2005) Biodiversity in shallow lakes: Patterns of taxon richness at multiple trophic levels along a gradient in phosphorus and water plant cover. Ecology 86: 1905-1915.

Schwenk, K (2005) Diversity and dispersal in freshwater zooplankton. Journal of Biology (BDUA) 1: 7.

Schwenk, K., P. Junttila, M. Rautio, R. Billiones, O. Dove, F. Bastiannsen & B. Streit (2004) Molecular DNA marker reveal spatial and ecological differentiation of cryptic Hyalodaphnia species. Limnology and Oceanography 49: 532-539.

Billiones, R., M. Brehm, J. Klee & K. Schwenk (2004) Genetic identification of Hyalodaphnia species and interspecific hybrids. Hydrobiologia 526:43-53.

Hobæk, A., M. Skage & K. Schwenk (2004) Daphnia galeata x D. longispina hybrids in western Norway. Hydrobiologia 526:55-62.

Pfenninger, M., S. Staubach, C. Albrecht, B. Streit & K. Schwenk (2003) Ecological and morphological differentiation among cryptic evolutionary lineages in freshwater limpets of the nominal form-group Ancylus fluviatilis (O.F. Müller, 1774). Molecular Ecology, 12: 2731-2745.

De Meester, L., A. Gómez, B. Okamura & K. Schwenk (2002) Dispersal, monopolisation and (the lack of) gene flow in continental aquatic organisms. Acta Oecologia 23: 121-135.

Hangelbroek, H.H., N.J. Ouborg, L. Santamaría & K. Schwenk (2002) Clonal diversity and structure within a population of the pondweed Potamogeton pectinatus foraged by Bewick’s Swans. Molecular Ecology 11: 2137-2150.

Schwenk, K., M. Bijl & S.B.J. Menken (2001) Experimental interspecific hybridization in Daphnia. Hydrobiologia 442: 67-73.

De Meester, L., L. Forro, K. Schwenk & L. Brendonck (2001) Die Haplopoda und Cladocera (ohne Bosminidae) Mitteleuropas by D. Flössner. Hydrobiologia 445: 231-234.

Schwenk, K., D. Posada & P.D.N. Hebert (2000) Molecular systematics of European Hyalodaphnia: The role of contemporary hybridization in ancient species. Proceedings of the Royal Society of London Series B 267: 1833-1842.

Charalimbides, I., P. Comoli, J.Croft, R.J. Gornal, A. Green, A. Hobaek, A. King, P.W.W. Manca, C.D. Preston, S.P. Rushton, A. Sand, R. Sanderson, L. Santamaria, K. Schwenk & M.D.F. Shirley (2000) Long distance dispersal of aquatic key species. In: Terrestrial Ecosystem Research in Europe: Successes, Challenges and Policy. M.A. Sutton, J.M. Moreno, W.H. van der Putten and S. Struwe (eds). European Commission, pp. 170-172.

Giessler, S., E. Mader & K. Schwenk (1999) Morphological evolution and genetic differentiation in Daphnia species complexes. Journal of Evolutionary Biology 12: 710-723.

Repka, S., S. Veselá, A. Weber & K. Schwenk (1999) Plasticity in filtering screens of D. cucullata x galeata hybrids and parental species at two food concentrations. Oecologia 120: 485-491.

Schwenk, K., A. Sand, M. Boersma, M. Brehm, E. Mader, D. Offerhaus & P. Spaak (1998) Genetic markers, genealogies and biogeographic patterns in the Cladocera. Aquatic Ecology 32: 37-51.

Mader, M., W. van Vierssen & K. Schwenk (1998) Clonal diversity in the submerged macrophyte Potamogeton pectinatus L. inferred from nuclear and cytoplasmic variation. Aquatic Botany 62: 147-160.

Schwenk, K. (1998) Ancient lineages and contemporary gene flow: Interspecific hybridization in Daphnia. Zoology - Analysis of Complex Systems 101: 33.

Schwenk, K. & P. Spaak (1997) Ecology and genetics of interspecific hybridization in Daphnia. In: Ecology and Evolution of Freshwater Animals. B. Streit, T. Städler and C. Lively (eds). Birkhäuser Verlag, Basel, pp. 199-229.

Schwenk, K. (1997) Evolutionary Genetics of Daphnia species complexes - Hybridism in syntopy. Ph.D. Thesis, University of Utrecht.

Ender, A., K. Schwenk, T. Städler, B. Streit & B. Schierwater (1996) RAPD identification of microsatellites in Daphnia. Molecular Ecology 5: 437-441.

Schwenk, K. (1996) Wetenschap in Canada en in de Verenigde Staten - een OIO perspectief. NIOOscoop.

Schierwater, B., A. Ender, K. Schwenk, P. Spaak & B. Streit (1994) The Evolutionary Ecology of Daphnia. In: Molecular Ecology and Evolution: Approaches and Applications. B. Schierwater, B. Streit, G.P. Wagner and R. DeSalle (eds). Birkhäuser Verlag, Basel, pp. 495-508.

Schwenk, K., A. Ender & B. Streit (1995) What can molecular markers tell us about the evolutionary history of Daphnia species complexes? Hydrobiologia 307: 1-7.

Schwenk, K. & P. Spaak (1995) Evolutionary and ecological consequences of interspecific hybridization in cladocerans. Experientia 51: 465-481 (New journal name: Cellular and Molecular Life Sciences).

Streit, B., T. Städler, K. Schwenk, A. Ender, K. Kuhn & B. Schierwater (1994) Natural hybridization in freshwater animals: ecological implications and molecular approaches. Naturwissenschaften 81: 65-73.

Schwenk, K. (1993) Interspecific hybridization in Daphnia: Distinction and origin of hybrid matrilines. Molecular Biology and Evolution 10: 1289-1302.

Schwenk, K., A. Ender & B. Streit (1992) Discriminating maternal species in a Daphnia hybrid complex using amplified mitochondrial DNA. Verhandlungen der Deutschen Zoologischen Gesellschaft 85: 193.