Nutrient Sample Sites - Ipswich Watershed - 1999 through 2002 - Idrisi Raster File.

This datalayer is part of a group of layers used for research in the Ipswich River Watershed. This layer contains the single pixel locations of each water nutrient sampling site within the Ipswich River Watershed. This layer is the basis for further analysis of possible influences on nutrient sample site data.本数据图层为伊普斯威奇河流域（Ipswich River Watershed）研究所用的一组图层之一。该图层包含伊普斯威奇河流域内所有水体营养盐采样点位的单个像素坐标位置，可作为开展营养盐采样点位数据潜在影响因素后续分析的基础依据。