浦阳江属钱塘江水系,全长67.6公里,上(?)性河流,源短流急,洪水涨落迅猛,下游江道狭而弯曲,素有“小黄河”之称。大砚石堰坝拦截江道,形成了鳡鱼天然产卵场所。每年立夏到夏至时节,鳡鱼逆水而上来此产卵,繁衍后代。我站经多次观察分析, Puyang River is a Qiantang River system, a total length of 67.6 kilometers, on the (?) River, the source of short stream acute, rapid flood fluctuations, downstream narrow and curved river, known as “Little Yellow River,” said. Large Yan stone dam dam intercepts the river, forming a natural spawning place fish. Every summer until the summer solstice season, catfish against the water and spawning, multiply offspring. I stand after many observations and analysis,