The Otay River Floodplain Site in September 2025. (Photo: Dr. Laurie Koteen, CMSF) Historic losses of wetlands in San Diego Bay. California-wide, coastal wetlands have been lost on an extraordinary scale.  They have been drained, starved of sediment, filled and constructed upon, bisected by transportation corridors, and served as dumping grounds for municipal waste.  In South San Diego Bay, a small segment of these vital ecosystems is undergoing restoration to reclaim this critical habitat...

Earlier this year, CMSF joined the effort to address the loss of coastal wetlands, the Otay River Estuary Restoration Project, (ORERP).