(IMAGE)

University of British Columbia

Caption

图注：多个鱼虱正附着在从河流外迁回海洋的幼年野生三文鱼身上。图片中的三文鱼与文中所调查的三文鱼及它们所携带的鱼虱源自同一水域：温哥华岛东北部的发现群岛（the Discovery Islands）和布劳顿群岛（Broughton Archipelago）周边海域。

Credit

图片来源：Hakai研究所

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