Boost to fish migration at Brisbane fishway - Walaman Fishways

Описание к видео Boost to fish migration at Brisbane fishway - Walaman Fishways

Biological monitoring of a culvert fishway in Brisbane has demonstrated fish passage success during recent floods. Walaman Fishways Block Ramp and Offset Baffle designs have provided for upstream migration of at least 7 native freshwater species at the Enoggera Creek site. This includes Gudgeon, Rainbowfish, Hardyhead, Australian Smelt and Bony Bream, ranging in size from 2 cm - 9 cm. A specially designed fish monitoring cage used to sample fish movement shows more than 50 fish / hour have been moving through the fishway under design flow conditions.

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