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otter trawl
释义
otter trawl
noun
A trawl net fitted with an otter board.
In deeper habitats an otter trawl was towed for two minutes.
...
The salmon fisheries' adoption of pound nets and fish wheels in the 1870s and the introduction of the otter trawl net in 1905 increased catches.
All individuals were captured by otter trawls, gillnets, or handlines.
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更新时间:2025/3/30 16:28:06