青岛近海小鳞鱵群体生物学的研究

A STUDY ON THE BIOLOGY OF STOCK OF HEMIRHAMPHUS SAJORI INHABITING THE COASTAL WATERS OF QINGDAO

摘要:

本文对青岛近海渔获物中的小鳞取样进行了渔业生物学方面的初步研究。结果表明该群体性别组成雌雄比为32∶68，年龄组成主要为1～2龄，繁殖力为290～4004粒卵／尾，群体已处于过度捕捞状态。

Abstract:

The biological study the aimed at stock of the Hemirhamphus sajori was carried out and supported by the samples of the commercial catch from the coastal waters of Qingdao. The result showed that there was more male (68%) in the catch, the age composition was mainly 1-2, and the fecundity was 290-4004 eggs/ind. The stock was in overfishing.