潜鸟科|潜鸟属
学名:Gavia stellata
英名:Red-throated Dive
形态:大型游禽,体长54-69cm。繁殖期成鸟脸、喉及颈侧灰色,前颈有栗色三角形斑,从喉下部直到上胸,颈背多具纵纹,下体白色。非繁殖期成鸟颏、颈侧、脸及下体白色,上体近黑而具白色纵纹。
虹膜红色;嘴绿黑色;脚绿黑色。
分布:繁殖于北半球近北极区,冬季南下至北纬30°左右。在保护区属罕见的旅鸟,近10年内没监测到。
习性:繁殖于淡水区域,越冬在沿海水域,有时成群活动。主要以各种鱼类为食。
ID: Large swimming bird.Body length 54-69cm.Summer adult has dark rufous throat contrasting with grey face and neck, and clear black and white stripes on hindneck and breastsides.Underbody white.Winter adult has white on cheeks, throat, and more than half of neck.Flanks show as a complete pale band above waterline.Whole greyish black upperbody finely speckled with white
BP: Eyes red; bill greenish black; tarsi greenish black.
SD: Rare migrant.No record in recent ten years.
HH: Solitary pairs breed at clear lakes and pools.Winter along coasts at times in loose gatherings.Feed mainly on fish.
红喉潜鸟
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