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Bundesamt für Wasserwirtschaft Institut für Gewässerökologie, Fischereibiologie und Seenkunde Strategies for breeding local autochthonous fish populations for aquaculture and for restocking in accordance with WFD Prof. Dr. Franz Lahnsteiner Austrian fishes • • • • 61 autochthonous fish species 21 allochthonous fish species 77% listed in the red list of threatened species 4 species extinct Austrian aquaculture 90 % of the companies: direct marketing concept 10% of the companies: marketing concepts on commercial level in cooperation with trade chains Strategies for breeding local autochthonous fish populations Center: Federal Agency for Water Management Institute for Water Ecology, Fisheries and Lake Research Fishfarm Kreuzstein Production of local strains of the following species Coregonus spp. (coregonids) Salmo trutta (lake trout & brown trout) Salvelinus umbla (Arctic charr) Hucho hucho (Danube salmon) Thymallus thymallus (grayling) Abramis brama (freshwater bream) Barbus barbus (barbel) Chalcalburnus chalcoides (bleak) Chondrostoma nasus (nase) Leuciscus souffia Phoxinus phoxinus (minnow) Rutilus meidingerii Vimba vimba (Vimba bream) Production of brood stock material from local autochthonous populations Hatching of eggs First feeding of larvae Lota lota (burbot ) Esox lucius (pike) Cottus gobio (bullhead) On-growing of juveniles to fingerling size Distribution of fingerlings Restocking Aquaculture Assessment of ecological status of Austrian lakes and running waters under WFD Weaning of fingerlings and distribution to specific fish farms Definition of deficit species Advantages for fish farms: Local strains for specific local products Development and implementation of strategies for improvement of water systems Restocking of the specific water systems with genetically conform fish Fish adapted to the specific local situation show : Better survival Better performance Higher reproductive success Increased disease resistance