Cano, J. M., Mäkinen, H. S, Leinonen, T, Freyhof, J. & Merilä, J. 2008. Extreme neutral genetic and morphological divergence supports Adriatic threespined stickleback (Gasterosteus aculeatus) populations as conservation units. Biological Conservation, 141: 1055-1066. (3.296)
  Helland, I. P., Harrod, C., Freyhof, J. & Mehner, T. 2008. Coexistence of a pair of pelagic planktivorous coregonid fish. Evolutionary Ecology Research, 10: 373-390. (1.404)
  Tang, Q, Freyhof, J, Xiong, B, & Liu, H. 2008. Multiple invasions of Europe by East Asian cobitid loaches (Teleostei: Cobitidae). Hydrobiologia, 605: 17-28. (1.201)
  Ng, H. H. & Freyhof, J. 2008. Two new species of Glyptothorax (Teleostei: Sisoridae) from Central Vietnam. Zootaxa, 1873: 11-25. (0.691)
  Özuluğ, M. & Freyhof; J. 2008. Capoeta turani, a new species of barbel from River Seyhan, Turkey (Teleostei: Cyprinidae). Ichthyological Exploration of Freshwaters, 19: 289-296. (0.730)
  Freyhof, J., Stelbrink, B., Özuluğ, M. & Economidis. P. S. 2008. The first record of Cobitis puncticulata from Europe with comments on its conservation status (Teleostei: Cobitidae). Folia Zoologica, 57: 16-19. (0.376)
  Bohlen, J., Freyhof, J. & Nolte, A. 2008. Sex ratio and body size in Cobitis elongatoides and Sabanejewia balcanica (Cypriniformes; Cobitidae) from a thermal spring. Folia Zoologica, 57: 191-197. (0.376)