Wilderness Landscape & Natural Heritage
Estero San José del Cabo, also known as San José Estuary, is a coastal lagoon and estuarine wetland located at the southern tip of the Baja California Peninsula in Baja California Sur, Mexico. The estuary covers an area of approximately 267 acres and forms a critical habitat where freshwater from inland sources meets the saltwater of the Sea of Cortez. This unique ecosystem supports a diverse range of flora and fauna, making it one of the most important natural areas in the region. The estuary is surrounded by riparian vegetation, including willows, rushes, and mangroves, which provide shelter and breeding grounds for numerous bird species. Over 200 species of birds have been recorded here, including migratory shorebirds, herons, egrets, and endangered species such as the Ridgway's rail. The estuary is recognized as both a Ramsar Wetland of International Importance and a protected Natural Area by Mexican authorities. Visitors can explore the area via short walking paths that loop around the water, offering close-up views of the wetland ecology and abundant wildlife. Kayaking and birdwatching are popular activities, especially during the migratory seasons in spring and fall. The estuary also holds cultural and historical significance for the local communities of San José del Cabo, blending opportunities for nature appreciation with educational outreach. Its proximity to urban areas offers easy access for eco-tourism, yet the site remains a vital refuge for wildlife in an otherwise rapidly developing region. Environmental stewardship efforts focus on conservation, habitat restoration, and pollution control to protect this fragile ecosystem.