Seagrasses

These data show aquatic vascular vegetation beds dominated by submerged, rooted, vascular species or submerged or rooted floating freshwater tidal vascular vegetation. This is not a complete collection of seagrasses on the seafloor, nor are the locations to be considered exact. The presence and location of the seagrasses have been derived from multiple state and federal sources.

本数据集呈现了以沉水生根的维管植物或沉水或生根的漂浮淡水潮汐维管植物为主的水生维管植物床。此数据集并非海底海草的完整收集，所标明的位置亦非精确无误。海草的存在与位置信息系源自多个州级及联邦级来源。

搜集汇总

背景与挑战

背景概述

该数据集展示了美国水域中以淹没、扎根维管植物为主的水生植被床分布，数据来源于多州和联邦机构，用于支持海洋政策相关的规划活动。数据覆盖范围广泛但不完整，位置信息为近似值，适用于沿海和海洋规划用途。