鳖,又称甲鱼、元鱼。据报导,我国产的鳖有三种:中华鳖、园鳖、北鳖。密云水库野生鳖属于中华鳖。关于鳖的一般形态特征,已有论述。现就作者多年观察到的密云水库野生鳖的生态生物特征概述如下: 一、密云水库野生鳖生物学特性 密云水库野生鳖,体扁平,呈椭圆形,由于水质清澈,体背呈暗绿色,腹面白里透黄,娇嫩而美观。 密云水库野生鳖的产出数量,在水库界内,白河产出多于潮河;在水库界外,潮河上游多于白河上游。野生鳖资源在密云水库是比较丰富的,但由于它营养价值高,经媒 Turtle, also known as turtle, fish. It is reported that there are three kinds of turtle in our country: Chinese soft-shelled turtle, soft-shelled turtle and northern soft-shelled turtle. Miyun Reservoir wild turtle belongs to Chinese soft-shelled turtle. The general morphological characteristics of turtles have been discussed. Now on the author observed Miyun Reservoir wild turtle biological characteristics are summarized as follows: First, the biological characteristics of Miyun Reservoir wild turtle Miyun Reservoir wild turtle, flat, oval, because of clear water, dark green body back, abdomen White and yellow, delicate and beautiful. The output of wild turtle in Miyun Reservoir is larger than that of Chao River in Shuiyun area. In the reservoir area, the upper tidal river is more than that of the upper Baihe River. Wild turtle resources in Miyun Reservoir is relatively rich, but because of its high nutritional value, the media