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Intersex in feral brown trout from Swiss midland rivers |
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| Authors: | O Körner†‡ E L M Vermeirssen† P Burkhardt&#;Holm |
| Institution: | Programm Mensch‐Gesellschaft‐Umwelt, University of Basel, Vesalgasse 1, CH‐4051 Basel, Switzerland and; Swiss Federal Institute of Aquatic Science and Technology, Überlandstrasse 133, Postfach 611, 8600 Dübendorf, Switzerland |
| Abstract: | The incidence of intersex in feral populations of brown trout Salmo trutta in Switzerland is reported. The affected brown trout showed spermatogenic activity in ovarian tissue. |
| Keywords: | brown trout endocrine disruption gonad intersex ovotestis Salmonidae |