Distribution of Total Organic Carbon (TOC) in Long Island Sound

This GIS layer contains a polygon overlay showing the distribution of Total Organic Carbon (TOC) in the sediments of Long Island Sound.本地理信息系统（GIS）图层包含多边形叠加数据，展示了长岛海湾沉积物中总有机碳（Total Organic Carbon，缩写为TOC）的分布情况。