Horseshoe Crab Spawning Survey
收藏data.delaware.gov2022-02-21 更新2025-03-22 收录
下载链接：
https://data.delaware.gov/Energy-and-Environment/Horseshoe-Crab-Spawning-Survey/cqsj-dfgg
下载链接
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资源简介：
Delaware Bay shore survey data starting with 1999 which denotes peak spawning occurrences by day and lunar period, proportion of spawning in May (coinciding with shorebird stopovers), average water temperature, index values for female and male crabs per square meter by beach and bay-wide, the annual sex ratio, and index of abundance per beach.
自1999年起对特拉华湾海岸进行的调查数据，涵盖每日及月相周期内的繁殖高峰发生情况，5月份（与岸鸟停歇期重合）的繁殖比例，平均水温，每平方米海滩及海湾范围内雌雄螃蟹的指数值，年度性别比例，以及每海滩的丰度指数。
提供机构：
Delaware Data - Delaware.gov: Official Website of the State of Delaware
