![Terrestrial ecoregions MEX](https://upload.wikimedia.org/wikipedia/commons/c/cc/Terrestrial_ecoregions_MEX.svg)
The following is a list of
ecoregions
An ecoregion (ecological region) or ecozone (ecological zone) is an ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than a biogeographic realm. Ecoregions cover relatively large areas of l ...
in
Mexico
Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...
as identified by the
World Wide Fund for Nature
The World Wide Fund for Nature Inc. (WWF) is an international non-governmental organization founded in 1961 that works in the field of wilderness preservation and the reduction of human impact on the environment. It was formerly named the Wor ...
(WWF). A different system of ecoregional analysis is used by the
Commission for Environmental Cooperation
The Commission for Environmental Cooperation (CEC; es, Comisión para la Cooperación Ambiental; french: Commission de coopération environnementale) was established by Canada, Mexico, and the United States to implement the North American Agree ...
, a trilateral body linking Mexican, Canadian and United States environmental regime.
Terrestrial ecoregions
The
terrestrial ecoregions
An ecoregion (ecological region) or ecozone (ecological zone) is an ecology, ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than a biogeographic realm. Ecoregions cover relatively large a ...
of Mexico span two
biogeographic realm
A biogeographic realm or ecozone is the broadest biogeographic division of Earth's land surface, based on distributional patterns of terrestrial organisms. They are subdivided into bioregions, which are further subdivided into ecoregions.
De ...
s - the
Nearctic
The Nearctic realm is one of the eight biogeographic realms constituting the Earth's land surface.
The Nearctic realm covers most of North America, including Greenland, Central Florida, and the highlands of Mexico. The parts of North America t ...
and
Neotropic
The Neotropical realm is one of the eight biogeographic realms constituting Earth's land surface. Physically, it includes the tropical terrestrial ecoregions of the Americas and the entire South American temperate zone.
Definition
In bioge ...
- which together constitute the entire
biogeography
Biogeography is the study of the distribution of species and ecosystems in geographic space and through geological time. Organisms and biological communities often vary in a regular fashion along geographic gradients of latitude, elevation, ...
of the
Americas
The Americas, which are sometimes collectively called America, are a landmass comprising the totality of North and South America. The Americas make up most of the land in Earth's Western Hemisphere and comprise the New World.
Along with th ...
.
Veracruz
Veracruz (), formally Veracruz de Ignacio de la Llave (), officially the Free and Sovereign State of Veracruz de Ignacio de la Llave ( es, Estado Libre y Soberano de Veracruz de Ignacio de la Llave), is one of the 31 states which, along with Me ...
is the most
biodiverse
Biodiversity or biological diversity is the variety and variability of life on Earth. Biodiversity is a measure of variation at the genetic ('' genetic variability''), species ('' species diversity''), and ecosystem ('' ecosystem diversity'') ...
state with 10 ecoregions across 5
biome
A biome () is a biogeographical unit consisting of a biological community that has formed in response to the physical environment in which they are found and a shared regional climate. Biomes may span more than one continent. Biome is a broader ...
s and 2
realms
A realm is a community or territory over which a sovereign rules. The term is commonly used to describe a monarchical or dynastic state. A realm may also be a subdivision within an empire, if it has its own monarch, e.g. the German Empire.
Et ...
.
Chiapas
Chiapas (; Tzotzil language, Tzotzil and Tzeltal language, Tzeltal: ''Chyapas'' ), officially the Free and Sovereign State of Chiapas ( es, Estado Libre y Soberano de Chiapas), is one of the states that make up the Political divisions of Mexico, ...
comes in a close second with 10 ecoregions across 4 biomes in the same realm. By contrast,
Morelos
Morelos (), officially the Free and Sovereign State of Morelos ( es, Estado Libre y Soberano de Morelos), is one of the 32 states which comprise the Federal Entities of Mexico. It is divided into 36 municipalities and its capital city is Cuer ...
and
Mexico City
Mexico City ( es, link=no, Ciudad de México, ; abbr.: CDMX; Nahuatl: ''Altepetl Mexico'') is the capital and largest city of Mexico, and the most populous city in North America. One of the world's alpha cities, it is located in the Valley o ...
are the least biodiverse states with just 2 ecoregions each.
Freshwater ecoregions
Baja California Complex
*
Baja California
Baja California (; 'Lower California'), officially the Free and Sovereign State of Baja California ( es, Estado Libre y Soberano de Baja California), is a state in Mexico. It is the northernmost and westernmost of the 32 federal entities of Mex ...
Colorado River
The Colorado River ( es, Río Colorado) is one of the principal rivers (along with the Rio Grande) in the Southwestern United States and northern Mexico. The river drains an expansive, arid drainage basin, watershed that encompasses parts of ...
Complex
*
Colorado Delta
The Colorado River Delta is the region where the Colorado River flows into the Gulf of California (also known as the Sea of Cortez) in eastern Mexicali Municipality in the north of the state of Baja California in northwesternmost Mexico. The d ...
*
Sonoran
Sinaloan Coastal Complex
*
Sinaloan Coastal
Sinaloa (), officially the Estado Libre y Soberano de Sinaloa ( en, Free and Sovereign State of Sinaloa), is one of the 31 states which, along with Mexico City, comprise the Administrative divisions of Mexico, Federal Entities of Mexico. It is d ...
Rio Bravo Complex
*
Rio Bravo
*
Pecos
*
Guzman
*
Mapimí
*
Cuatro Ciénegas
Cuatro Ciénegas () is a city in the northern Mexican state of Coahuila. It stands at , at an average elevation of above sea level. The city serves as the municipal seat for the surrounding municipality of the same name.
It is located in the ...
*
Llanos El Salado {{Short description, Endorheic basin in Mexico
Llanos el Salado is a large endorheic basin of central Mexico. It is located on the Mexican Plateau, and covers portions of several Mexican states, including eastern and northeastern Zacatecas, Norther ...
*
Conchos
The Río Conchos (Conchos River) is a large river in the Mexican state of Chihuahua. It joins the Río Bravo del Norte (known in the United States as the Rio Grande) at the town of Ojinaga, Chihuahua.
Description
The Rio Conchos is the main r ...
*
Lower Rio Bravo
Lower may refer to:
*Lower (surname)
*Lower Township, New Jersey
*Lower Receiver (firearms)
*Lower Wick
Lower Wick is a small hamlet located in the county of Gloucestershire, England. It is situated about five miles south west of Dursley, eight ...
*
Rio San Juan
*
Rio Salado
Lerma/Santiago Complex
*
Santiago
Santiago (, ; ), also known as Santiago de Chile, is the capital and largest city of Chile as well as one of the largest cities in the Americas. It is the center of Chile's most densely populated region, the Santiago Metropolitan Region, whose ...
*
Chapala
*
Lerma
*
Rio Verde Headwaters
Rio or Río is the Portuguese, Spanish, Italian, and Maltese word for "river". When spoken on its own, the word often means Rio de Janeiro, a major city in Brazil.
Rio or Río may also refer to:
Geography Brazil
* Rio de Janeiro
* Rio do Sul, a ...
*
Manantlan/Ameca
Rio Panuco Complex
*
Rio Panuco
Rio or Río is the Portuguese, Spanish, Italian, and Maltese word for "river". When spoken on its own, the word often means Rio de Janeiro, a major city in Brazil.
Rio or Río may also refer to:
Geography Brazil
* Rio de Janeiro
* Rio do Sul, a ...
Balsas Complex
*
Balsas
Pacific Central Complex
*
Tehuantepec
Tehuantepec (, in full, Santo Domingo Tehuantepec) is a city and municipality in the southeast of the Mexican state of Oaxaca. It is part of the Tehuantepec District in the west of the Istmo Region. The area was important in pre Hispanic peri ...
Atlantic Central Complex
*
Southern Veracruz
Southern may refer to:
Businesses
* China Southern Airlines, airline based in Guangzhou, China
* Southern Airways, defunct US airline
* Southern Air, air cargo transportation company based in Norwalk, Connecticut, US
* Southern Airways Express, M ...
*
Belizean Lowlands
Belizean may refer to:
* Something of, or related to Belize, a Central American nation
* Belizean people, people originating in Belize whether they live there or in the Belizean diaspora
* Belizean population, see Demographics of Belize
* Belizean ...
*
Catemaco
Catemaco () is a city in Catemaco Municipality located in the south of the Mexican state of Veracruz. The city is located on Lake Catemaco, with the municipality stretching north to the Gulf of Mexico. Catemaco is a tourist destination, with its m ...
*
Coatzacoalcos
Coatzacoalcos () is a major port city in the southern part of the Mexican state of Veracruz, mostly on the western side of the Coatzacoalcos River estuary, on the Bay of Campeche, on the southern Gulf of Mexico coast. The city serves as the munic ...
*
Grijalva-Usumacinta
*
Yucatán
Yucatán (, also , , ; yua, Yúukatan ), officially the Free and Sovereign State of Yucatán,; yua, link=no, Xóot' Noj Lu'umil Yúukatan. is one of the 31 states which comprise the political divisions of Mexico, federal entities of Mexico. I ...
Marine ecoregions
A marine ecoregion is an ecoregion, or ecological region, of the oceans and seas identified and defined based on biogeographic characteristics.
Introduction
A more complete definition describes them as “Areas of relatively homogeneous species c ...
Warm Temperate Northeast Pacific
Warm, WARM, or Warmth may refer to:
* A somewhat high temperature
* Kindness
Music
* ''Warm'' (The Lettermen album), 1967, and the title song
* ''Warm'' (Johnny Mathis album), 1958, and the title song
* ''Warm'' (Herb Alpert album), 1969
* '' ...
*
Southern California Bight
The Southern California Bight is a 692-kilometer-long (430 mi) stretch of curved coastline that runs along the west coast of the United States and Mexico, from Point Conception in California to Punta Colonet in Baja California, plus the area of t ...
*
Cortezian
The Gulf of California ( es, Golfo de California), also known as the Sea of Cortés (''Mar de Cortés'') or Sea of Cortez, or less commonly as the Vermilion Sea (''Mar Bermejo''), is a marginal sea of the Pacific Ocean that separates the Baja C ...
[
* ]Magdalena Transition The Magdalena Transition is a marine ecoregion in the eastern Pacific Ocean. It includes the coastal waters along the southwestern Baja California Peninsula, extending from Punta Abreojos in the north to Cabo San Lucas at the peninsula's southern t ...
[
]
Tropical East Pacific
The Tropical Eastern Pacific is one of the twelve marine realms that cover the coastal waters and continental shelf, continental shelves of the world's oceans. The Tropical Eastern Pacific extends along the Pacific Coast of the Americas, from the ...
* Revillagigedos
The Revillagigedo Islands ( es, Islas Revillagigedo, ) or Revillagigedo Archipelago are a group of four volcanic islands in the Pacific Ocean, known for their unique ecosystem. They lie approximately from Socorro Island south and southwest of C ...
[
* ]Mexican Tropical Pacific
Mexican may refer to:
Mexico and its culture
*Being related to, from, or connected to the country of Mexico, in North America
** People
*** Mexicans, inhabitants of the country Mexico and their descendants
*** Mexica, ancient indigenous people ...
[
* Clipperton_Island">Clipperton.html" ;"title="Clipperton_Island.html" ;"title="/nowiki>Clipperton Island">Clipperton">Clipperton_Island.html" ;"title="/nowiki>Clipperton Island">Clipperton/nowiki>][ (an overseas possession of France, disputed by Mexico)
* Chiapas-Nicaragua][
]
Warm Temperate Northwest Atlantic
* Northern Gulf of Mexico[
]
Tropical Northwestern Atlantic
* Southern Gulf of Mexico[
* ]Western Caribbean
Western may refer to:
Places
*Western, Nebraska, a village in the US
*Western, New York, a town in the US
*Western Creek, Tasmania, a locality in Australia
*Western Junction, Tasmania, a locality in Australia
*Western world, countries that id ...
[
]
See also
*List of ecoregions in the United States (WWF)
The following is a list of ecoregions in the United States as identified by the World Wide Fund for Nature (WWF). The United States is a megadiverse country with a high level of endemism across a wide variety of ecosystems.
Terrestrial ecoregi ...
*List of ecoregions in Guatemala
This is a list of ecoregions of Guatemala as defined by the World Wildlife Fund and the Freshwater Ecoregions of the World database.
Terrestrial ecoregions Tropical and subtropical moist broadleaf forests
* Central American Atlantic moist forests ...
* List of ecoregions in Belize
References
{{Reflist
* Olson, D., Dinerstein, E., Canevari, P., Davidson, I., Castro, G., Morisset, V., Abell, R., and Toledo, E.; eds. (1998). ''Freshwater biodiversity of Latin America and the Caribbean: A conservation assessment.'' Biodiversity Support Program, Washington DC.
* Ricketts, Taylor H; Eric Dinerstein; David M. Olson; Colby J. Loucks; et al. (1999). Terrestrial Ecoregions of North America: a Conservation Assessment. Island Press; Washington, DC.
Mexico
Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...
Ecoregions
An ecoregion (ecological region) or ecozone (ecological zone) is an ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than a biogeographic realm. Ecoregions cover relatively large areas of l ...