Incidental escapement of farmed siberian sturgeon Acipenser baerii Brandt 1869 in the last watershed of the endangered european sturgeon Acipenser sturio L. 1758
Echappement accidentel d'esturgeons sibériens Acipenser baerii Brandt 1869 dans le dernier bassin versant fréquenté par l'esturgeon européen Acipenser sturio L. 1758. en danger d'extinction
Abstract
In the night of 27-28 December 1999 a strong storm (wind speed > 150 km.h-1) occurred in the southwest of France, causing an exceptional water elevation in the Gironde estuary, causing the partial submersion of a Siberian sturgeon (Acipenser baerii Brandt 1869) fishfarm with the escapement of approximately 27 tonnes of Siberian sturgeon into the last watershed sheltering the endangered European sturgeon Acipenser sturio L. We detailed recovery operation initiated and potential consequences on the european sturgeon population.