海鸬鹚(学名:Phalacrocorax Pelagicus):俗名乌鹈。典型的海上鸬鹚。体长约70厘米,体羽黑色具光泽。脸红色,与红脸鸬鹚甚似,但繁殖期冠羽较稀疏而松软,脸部红色不及额部但脸颊红色较多,幼鸟及非繁殖期的鸟脸粉灰,体型略小。虹膜蓝色;嘴黄色;脚灰色。于海上无声。 栖息于海岸、河口地带。主要以鱼、虾为食,兼食少量的海藻、海带、海紫菜等。每年6月进入繁殖期,每窝产卵3-6枚,孵化期约28天左右。繁殖于阿拉斯加至西伯利亚及日本,越冬于美国的加州、日本南部及中国。
研究小组发现,秃鹰之前捕食的海鸟目前数量急剧减少,如勃兰特岛鸬鹚和卡森岛海雀。
The team found that populations of seabird species the eagles had historically preyed on, such as Brandt's cormorant and Cassin's auklet, are now greatly reduced on the islands.
研究小组发现,曾经作为白头海雕捕食对象的海鸟种群,如布氏鸬鹚和卡辛氏海雀,在海峡群岛上的数量大大减少。
The team found that populations of seabird species the eagles had historically preyed on, such as Brandt's cormorant and Cassin's auklet, are now greatly reduced on the islands.
这里的植被是茂密的灌木丛林,天空中飞翔着海鸥、鸬鹚和海鹰。
The vegetation is an outstanding example of scrubland. Seagulls, cormorants and sea eagles can be found there.
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