Lesser Scaup 小潜鸭 ; 小斑背潜鸭 ; 背潜鸭
lesser scaup duck 小斑背潜鸭
Lesser Scaup male 小急
Aythya affinis Lesser Scaup 小潜鸭
Lesser Scaup Aythya affinis, Northern Pintail Anas acuta, and several sea ducks are showing troubling declines, but most geese are increasing dramatically and many ducks have held steady.
一些鸟类如针尾鸭和海鸭等的数量仍然在下降，但是大多数雁类的数量都有了明显增加，很多鸭子的数量也保持稳定。
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