Institution: | Faculty of Biosciences, University of Joensuu, P. O. Box 111, FI-80101 Joensuu, Finland E-mail:; Finnish Game and Fisheries Research Institute, Turku Game and Fisheries Research, Itäinen Pitkäkatu 3A, FI-20520 Turku, Finland; Faculty of Biosciences, University of Joensuu, P. O. Box 111, FI-80101 Joensuu, Finland |