20250828 09090300 1.0 TRUE AquaticBeds_CMECS_Biotic This layer is a polygon file containing CMECS Biotic Component classes for Oregon Estuaries. The CMECS Biotic Component is a hierarchical classification that identifies (a) the composition of floating and suspended biota and (b) the biological composition of coastal and marine benthos. This work was funded by NOAA via a CZMA section 309 "Project of Special Merit" grant.