The Islas del Golfo de California Biosphere Reserve, with its over 240 islands, is located in northwestern Mexico between the rocky and arid peninsula of Baja California, the vast Sonoran Desert and the abundant mangroves of Sinaloa.
The Ancient Maya City and Protected Tropical Forests of Calakmul, Campeche is both a World Heritage site and a Biosphere Reserve. The largest forest mass in Mexico and the second largest remnant forest left in Latin America, it is the heartland of the area in which the Maya civilization reached its climax.
Arrecife Alacranes (Scorpion Reef) is a reef surrounding a small group of islands off the northern coast of Yucatán, Mexico. Designated a national park and biosphere reserve, it is the largest reef in the southern Gulf of Mexico and the only known coral reef in the Yucatán.
Located at the southeastern tip of the State of Quintana Roo in the Yucatán Peninsula, Banco Chinchorro Biosphere Reserve encompasses a mosaic of open water, sea grass beds, mangroves, sand beaches and coral reefs that is considered one of the most outstanding marine sites in the region.
The Chamela-Cuixmala Biosphere Reserve hosts a wide variety of ecosystems that make up one of the most diverse landscapes on the Pacific coast of the Americas. It is important for the conservation of the wide, dry, and deciduous tropical forest — considered among the world's most threatened ecosystems.
The Cuatro Ciénegas Biosphere Reserve is an arid zone, with around 500 water bodies of varied shapes and shades of blue, surrounded by mountains where unique species of this region have developed. In these water bodies, pozas, there are 33 endemic species and stromatolite.
The Cumbres de Monterrey National Park and Biosphere Reserve is located in the northern portion of the Sierra Madre Oriental, a mountain range in northeastern Mexico and near the city of Monterrey, consisting of rugged terrain boasting steep mountains, deep canyons, rivers and waterfalls.
El Cielo Biosphere Reserve is situated in in the southern part of Tamaulipas state, within the Sierra de Cucharas, a mountain range derived from the Sierra Madre. It protects the northernmost extension of tropical forest and cloud forest and is one of the most ecologically rich and diverse places of Mexico.
The Biosphere Reserve comprises the Pinacate area, Gran Desierto de Altar, and Bahía Adair on the Gulf of California’s border in northeastern Mexico. Geological volcanic formations with craters, dunes, oasis and beaches, as well as the diversity of plant associations, create its special landscape.
The El Triunfo Biosphere Reserve is the most diverse evergreen cloud forest in Mexico and one of the most important sites for bird migration. Its cloud forest is reported to be one of the most extensive remnants in the country and contains the greatest diversity of tree species in North and Central America.
Huatulco National Park, also known as Bahias de Huatulco National Park, is a national park of Oaxaca, Mexico. Also a Biosphere Reserve, it is located in the physiographic province of the Sierra Madre del Sur, characterized by bays, cliffs, rocky escarpments and lowland jungle.