科学家说，一些动物物种，包括海獭，港海豹，丑角鸭子，鲱鱼，还没有恢复过来泄漏的负面影响。
And scientists say some animal species , including sea otters , harbor seals , harlequin ducks , and herring , have yet to recover from the spill 's negative effects .
港海豹