论文部分内容阅读
匙吻鲟ＰｏｌｙｏｄｏｎＳｐａｔｈｕｌａ属于匙吻鲟科Ｐｏｌｙｏｄｏｎｔｉｄａｅ，是世界上现存的两种匙吻鲟科鱼类之一，是大型的淡水经济鱼类。主要分布于美国中部和北部的大型河流及相关的湖泊、水库和海湾沿岸地带，是美国特有的一种珍稀鱼类，适应性强，生长迅?
Keyodon sturgeon PolyodonSpathula belongs to key sturgeon Polygonatus Polyodontidae, is the world’s existing two key spoonfish sturgeon fish, is a large freshwater economic fish. Is mainly distributed in the central and northern United States and the large rivers and lakes, reservoirs and Gulf coasts, is a unique American rare fish, adaptability, rapid growth?