Historic Harmful Algal Bloom Events 2015 - 2023

GIS point shapefile of recent sampling locations for the phytoplankton that causes red tide, Karenia brevis. Sampling sites dates of this shapefile cover the calendar years 2015 through 2023. The HAB shapefile is a spatial representation of information gathered in the HAB Historical Database, which provides information on the presence and absence of Karenia brevis.本数据集为引发赤潮的浮游植物短卡伦藻（Karenia brevis）的近期采样点位对应的GIS点形状文件（GIS point shapefile）。该形状文件的采样点位对应的采样日期覆盖2015至2023日历年。有害藻华（Harmful Algal Bloom, HAB）形状文件是对有害藻华历史数据库所收集信息的空间表达，该数据库记录了短卡伦藻（Karenia brevis）的存在与缺失情况。