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| Ecoregions of Colombia | |
|---|---|
| Name | Ecoregions of Colombia |
| Country | Colombia |
| Biome | Tropical moist broadleaf forests; Tropical and subtropical dry broadleaf forests; Montane grasslands and shrublands; Mangroves; Freshwater; Marine |
| Area km2 | 1138910 |
Ecoregions of Colombia
Colombia's ecoregions span the Andes, Amazon Rainforest, Caribbean Sea, and Pacific Ocean, linking biogeographic provinces such as the Tumbes-Chocó-Magdalena and the Amazon-Orinoco-Southern Caribbean with highland systems like the Sierra Nevada de Santa Marta and the Cordillera Oriental. Colombia's placement at the nexus of the Neotropical realm, the Panama Isthmus corridor, and the Caribbean Plate produces extreme biodiversity noted by institutions like the Smithsonian Institution, the Natural History Museum, London, and the International Union for Conservation of Nature.
Colombia's terrestrial and aquatic ecoregions reflect influences from the Pacific Ocean (Pacific)],] Caribbean Sea (Caribbean), and continental interiors such as the Orinoco Basin and Amazon Basin, creating mosaics that include Chocó-Darién moist forests, Magdalena Valley montane forests, Venezuelan Llanos, and Paramo ecosystems. Major political and conservation actors including the Ministry of Environment and Sustainable Development (Colombia), SINAP (Sistema Nacional de Áreas Protegidas), and non-governmental groups like Conservation International and WWF coordinate protection across protected areas such as Los Katíos National Park, Tayrona National Natural Park, and Sierra de la Macarena. Colombia's ecoregions underpin cultural landscapes of indigenous nations like the Wiwa, Ticuna, and Wayuu as well as urban centers including Bogotá, Cali, Medellín, and Barranquilla.
Terrestrial ecoregions encompass tropical moist and dry forests, montane forests, paramo, dry inter-Andean valleys, and mangrove belts. Lowland humid forests such as the Amazonas (Colombia), Guaviare (Department), and Putumayo River corridors host hyperdiverse assemblages recorded by museums like the American Museum of Natural History and research programs at Universidad Nacional de Colombia. Chocó biogeographic ecoregions along the Pacific lowlands and Darien Gap contain endemic flora and fauna documented in collaborations with Royal Botanic Gardens, Kew and the Alexander von Humboldt Biological Resources Research Institute. The Andean cordilleras produce altitudinal gradients from montane cloud forests in places like Los Nevados National Natural Park to high-elevation paramos such as the Paramo de Sumapaz, which are focal areas for studies by IUCN and the Intergovernmental Panel on Climate Change. Dry forests and xeric shrublands occur in the Guajira Peninsula and around the Magdalena River valley, where historical land-use change linked to actors like the United Fruit Company and later agricultural fronts altered habitat continuity.
Freshwater systems include large river basins, floodplain wetlands, and Andean puna streams that support Amazonian and Orinocan ichthyofauna described in monographs by the American Fisheries Society and researchers at Pontificia Universidad Javeriana. Major freshwater ecoregions comprise the Amazon River basin, Orinoco River basin, Magdalena-Cauca basin, and Pacific slope rivers draining into the Gulf of Darién. Endemic fish genera and migratory species such as those studied by the Food and Agriculture Organization inhabit whitewater, blackwater, and clearwater systems. Wetlands like the Ciénaga Grande de Santa Marta and seasonal floodplains in the Llanos Orientales function as critical habitats for migratory birds tracked by organizations such as BirdLife International and the Cornell Lab of Ornithology.
Colombia's marine ecoregions cover Caribbean reefs, Pacific upwelling systems, and insular zones. Caribbean coral reef systems around Isla de Providencia, San Andrés, and Cayos del Rosario connect to the wider Greater Antilles reef tract and harbor corals, sponges, and reef fishes studied by marine programs at Scripps Institution of Oceanography and the Charles Darwin Foundation. The Pacific coast, influenced by the Humboldt Current and intense rainfall in the Chocó biogeographic region, supports productive estuaries and mangrove stands including Ensenada de Utría and the Bahía Málaga area. Offshore islands such as Malpelo are recognized as critical pelagic and shark aggregating sites monitored by Oceana and national authorities. Marine ecoregions are subject to transboundary conservation initiatives with neighboring states like Panama, Venezuela, and Ecuador.
Key threats include deforestation driven by cattle ranching, illicit crop cultivation, mining activities linked to multinational firms and local actors, and infrastructure projects such as road expansion across the Andean-Amazon interface. Climate change impacts observed by the IPCC and national climate assessments affect glacier retreat in ranges like the Sierra Nevada del Cocuy and hydrological regimes in the Magdalena River basin. Protected area governance challenges involve coordination among agencies like the National Natural Parks of Colombia and community-based management by indigenous federations such as the ONIC (Organización Nacional Indígena de Colombia). Conservation strategies leverage mechanisms like payment for ecosystem services piloted with support from the World Bank and biodiversity offsets endorsed by multilateral environmental agreements including the Convention on Biological Diversity.
Ecoregion delineation relies on biogeographic frameworks developed by groups such as the World Wide Fund for Nature and the Freshwater Ecoregions of the World project, integrating remote sensing by NASA satellites, GIS analyses at institutions like the Alexander von Humboldt Institute, and field inventories conducted by universities including Universidad de Antioquia and Universidad del Valle. Taxonomic research is supported by collections at the Instituto de Ciencias Naturales (Universidad Nacional de Colombia), molecular phylogenetics laboratories collaborating with the Max Planck Institute for Evolutionary Anthropology, and long-term monitoring funded by donors such as the Gordon and Betty Moore Foundation. Multidisciplinary approaches combine community ecological surveys, paleoclimatic reconstructions using cores housed at the Smithsonian Tropical Research Institute, and policy-oriented mapping used by ministries and international conservation NGOs to prioritize ecoregions for protection and restoration.
Category:Environment of Colombia