West Coast USA Current and Historical Estuary Extent
This layer represents the current and historical tidal wetlands, or estuary extent, for the West Coast of the contiguous United States.
PMEP Estuary Points
This layer represents estuaries, as points, in the Pacific Marine and Estuarine Fish Habitat Partnership's (PMEP) spatial data system.
West Coast USA Estuarine Biotic Habitat
These data represent the Biotic Component (BC) of the Coastal and Marine Ecological Classification Standard (CMECS) for estuaries of the West Coast of the contiguous United States.
Indirect Assessment of West Coast USA Tidal Wetland Loss
This map layer provides an indirect estimate of emergent, scrub-shrub and forested tidal wetland losses for 55 estuaries spanning the contiguous United States West Coast. This dataset also incorporates information on restored tidal areas within those 55 estuaries.
West Coast USA Eelgrass (Zostera sp.) Habitat
This package of map layers represents the presence and maximum observed extent of eelgrass (Zostera sp.) habitat on the West Coast of the United States (Washington, Oregon, and California), based on the best available existing spatial data showing the current and historic extent of eelgrass in the region.