MMS O2
收藏Global Change Master Directory (GCMD)2026-04-25 收录
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资源简介：
The Ocean Biogeographic Information System - Spatial Ecological Analysis of Megavertabrate Populations (OBIS-SEAMAP) is a spatially referenced database of data related to marine mammals, birds and turtles. This project is one of several nodes comprising the Ocean Biogeographic Information System (OBIS). CURRENTNESS REFERENCE: ground condition SPATIAL REFERENCE INFORMATION - GEODETIC MODEL Horizontal Datum Name: D_WGS_1984 Ellipsoid Name: WGS_1984 Semi-major Axis: 6378137.000000 Denominator of Flattening Ratio: 298.257224
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SCIOPS
