Whale Sanctuary of El Vizcaino


World Heritage Identification Number: 554

World Heritage since: 1993

Category: Natural Heritage

Transboundary Heritage: No

Endangered Heritage: No

Country: 🇲🇽 Mexico

Continent: Americas

UNESCO World Region: Latin America and the Caribbean

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El Vizcaíno Biosphere Reserve: A Haven for Marine Life

The El Vizcaíno Biosphere Reserve, situated in the heart of the Baja California Peninsula, serves as a significant haven for a diverse array of marine life. Inscribed as a UNESCO World Heritage Site in 1993, this expansive reserve spans over 24,930 square miles, making it the largest wildlife refuge in Mexico. It shares its border with the northern edge of the Valle de los Cirios Protected Area of Flora and Fauna.

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UNESCO Description of the World Heritage Site

Located in the central part of the peninsula of Baja California, the sanctuary contains some exceptionally interesting ecosystems. The coastal lagoons of Ojo de Liebre and San Ignacio are important reproduction and wintering sites for the grey whale, harbour seal, California sea lion, northern elephant-seal and blue whale. The lagoons are also home to four species of the endangered marine turtle.

Encyclopedia Record: El Vizcaíno Biosphere Reserve

The El Vizcaíno Biosphere Reserve, created in 1988, is located in Mulegé Municipality in northern Baja California Sur, at the center of the Baja California Peninsula between the Pacific Ocean and the Gulf of California. With an area of over 24,930 km2 (9,630 sq mi)), it is the largest wildlife refuge in Mexico and borders the northern edge of the Valle de los Cirios Protected Area of Flora and Fauna.

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Additional Site Details

Area: 369,631 hectares

UNESCO Criteria: (x) — Contains most important habitats for biodiversity

Coordinates: 27.79222 , -114.22778

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Image of Whale Sanctuary of El Vizcaino

© The Gentle from San Diego, California Republic, CC BY-SA 2.0 Resized from original. (This derivative is under the same CC BY-SA license.)

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Country Information: Mexico

Flag of Mexico

Official Name: United Mexican States

Capital: Mexico City

Continent: Americas

Population (2024): 130,861,007

Population (2023): 129,739,759

Population (2022): 128,613,117

Land Area: 1,943,950 sq km

Currency: Mexican peso (MXN)

Country Data Sources

Last updated: January 18, 2026

Portions of the page Whale Sanctuary of El Vizcaino are based on data from UNESCO — World Heritage List Dataset and on text from the Wikipedia article El Vizcaíno Biosphere Reserve, licensed under CC BY-SA 4.0. Changes made. Additional original content by World Heritage Explorer (WHE), licensed under CC BY-SA 4.0. WHE is not affiliated with UNESCO or the World Heritage Committee. Legal Notice. Privacy Policy.

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