【摘要】：鹈形目，鸬鹚科体长：约75厘米体重：约2 000克俗称“水老鸹”或“鱼鹰”。鸬鹚属于大型游禽，周身有很浓的腥臭味。鸬鹚天敌少，数量一年比一年多，对渔业资源损耗很大。青海湖的鸟岛现为著名的鸬鹚繁殖地。Phalacrocorax carbo is a large bird with stench all around the body due to defective uropygial gland.Birds of this species are good divers,so they are utilized as assistants of the fishermen for better fishing.But due to a lack of natural enemies,there is an increasing number of Phalacrocorax carbo which brings potential harms to the fishery resources.
鹈形目，鸬鹚科
体长：约75厘米
体重：约2 000克(www.xing528.com)
俗称“水老鸹”或“鱼鹰”。鸬鹚属于大型游禽，周身有很浓的腥臭味。它们是潜水捕鱼的高手。由于尾脂腺不发达，不能利用油脂为羽毛提供防水功能，所以每次潜水捕鱼后，鸬鹚总要张开双翼，以晾晒湿润的羽毛。由于具有高超的捕鱼本领，它们曾是渔民捕鱼的好帮手。杜甫有“家家养乌鬼，顿顿食黄鱼”的诗句，这里的“乌鬼”指的就是周身乌黑的鸬鹚。过去有几只甚至十几只鸬鹚共同围捕大鱼的壮观场面，被称为“老鸹抬鱼”，但现在只有漓江上还保留着渔民划着小船或竹排驱赶鸬鹚捕鱼的表演项目。鸬鹚天敌少，数量一年比一年多，对渔业资源损耗很大。青海湖的鸟岛现为著名的鸬鹚繁殖地。
Phalacrocorax carbo is a large bird with stench all around the body due to defective uropygial gland.Birds of this species are good divers,so they are utilized as assistants of the fishermen for better fishing.But due to a lack of natural enemies,there is an increasing number of Phalacrocorax carbo which brings potential harms to the fishery resources.
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