Buena Vista Lagoon Audubon

Batiquitos Lagoon Foundation

San Elijo Lagoon Conservancy

Parks and Recreation Dept (City of Carlsbad)

Preserve Calavera

Southern California Wetlands Recovery Project

Carlsbad Watershed Network

CWN Agua Hedionda Watershed Management Plan (final PDF version)

Hubb's-Sea World Research Institute

San Diego Audubon Society

Sierra Club, San Diego Chapter

Wildlife Research Institute

CA Native Plant Society

CA Invasive Plant Council

Southern California Caulerpa Action Team (SCCAT)