海洋开发与管理2024，Vol.41Issue(1)：52-58,7.
广东省海域赤潮灾害的基本特征分析
Analysis of the Basic Characteristics of Red Tide Disasters in the Coastal Seawater of Guangdong Province
曾建军 1徐伟 1张露1
作者信息
- 1. 海域海岛环境科技研究院(天津)有限公司 天津 300110
- 折叠
摘要
Abstract
This paper collected the data on red tide disasters from 2013 to 2022 in the Guangdong Provincial Marine Disaster Bulletin,and comprehensively analyzed the basic characteristics of the spatiotemporal distribution of red tide disasters in the coastal seawater of Guangdong Prov-ince in the past ten years by statistical methods,in order to provide a reference for the early warning and prevention of red tide disasters.The analysis results show that a total of 95 red tides occurred in the coastal seawater of Guangdong Province in the past ten years,with an an-nual average of 9.5 times,the total area of red tides was 3624.76km2,red tide mainly occurrs between January to April,and the average duration of each red tide was 8.8 days.The locations with the highest frequency of red tide was in the coastal seawater of the Pearl River Delta,while the largest area of red tide was occurred in the western Guangdong Sea.There are 26 species of organisms that cause red tides,including 13 species of Bacillariophyta,10 species of Dinophyta,and 1 species each of Coccolithophore,Xanthophyta and Protozoa,Noctiluca scintillans and Akashiwo sanguinea are the most frequent cause of red tides,and Phaeocystis globosa is the largest area occurrence of red tides,the species that cause red tides have shown a trend of diver-sification in recent years.关键词
赤潮/基本特征/广东省海域Key words
Red tide/Basic characteristics/Coastal seawater of Guangdong Province分类
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曾建军,徐伟,张露..广东省海域赤潮灾害的基本特征分析[J].海洋开发与管理,2024,41(1):52-58,7.
