近年来深圳海域的赤潮及发展趋势

通过对 1 996～ 2 0 0 0年期间深圳海域赤潮发生的回顾及主要赤潮事件的分析 ,阐明近年来深圳海域赤潮发展趋势为 :(1 )赤潮类型多样 ;(2 )出现新记录种类和有毒种类赤潮 ;(3 )持续时间长 ,危害程度大 ;(4 )频率增多 ,范围扩大 ;(5 )呈全年式的模式。并列举了深圳沿海近岸主要赤潮生物种名和对渔业造成危害的赤潮藻

Status and tendency of harmful algal blooms in Shenzhen waters near years

In this paper, we summarized main events and present status of red tides in the past five years along Shenzhen coast It showed that red tides in Shenzhen coasts showed sweral special characteristics, e g (1) The red tides showed a diversive tendency; (2) There were more new species recorded; (3) The red tide area expanded and the degree causing disserve was greater; (4) There was increasing in its frequency and scale; (5) The red tides could cause for any time in the whole year This paper enumerated main red tide causative organism and HAB that was harmful to the marine breed aquatics in Shenzhen coasts