A study of the contribution of stocking and natural recruitement in the fisheries for Arctic charr (Salvelinus alpinus) and whitefish (Coregonus lavaretus) in lake Bourget under reoligotrophication

• Main Authors: Cachera, Sébastien, Caudron, Arnaud, Champigneulle, Alexis
• Format: Conference Object
• Language: English
• Published: 2010
• Subjects: recruitment;fisheries;reoligotrophication;COREGONE; coregonus; omble chevalier; salvelinus alpinus; lac du bourget; gestion des populations; pêche; reoligotrophisation; Alpine Lake; Arctic; Chevalier; Arctic charr; Omble chevalier; Salvelinus alpinus
• Online Access: http://prodinra.inra.fr/ft/3D1DE6B9-298B-476D-851A-C9E82C8C77B6; http://prodinra.inra.fr/record/42089

Lake Bourget (4400 ha), located in France, is a deep peri-alpine lake. In the middle of the XX century, populations of whitefish (Coregonus lavaretus) with a littoral spawning (<10m) and of Arctic charr (Salvelinus alpinus) with a deep spawning (40-80 m) collapsed in relation with the eutrophicat...