按照这一立法推测，一些零售经销店有义务通过提高意识和只出售管理得当的渔业产品来保护海洋资源。
Some retail outlets are supposedly committed to preserving the ocean's resources by raising awareness and selling only products from well-managed fisheries.
实践证明，拖网分离栅能够有效地提高拖网作业的选择性，降低副渔获物和抛弃，保护渔业资源，因此，许多国家通过立法使其被强制使用。
Trawl sorting grids can effectively enhance the selectivity of trawl, reduce by-catch and discards, protect fish resources, which are compulsively used in many countries by legislation.
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