List of freshwater ecoregions (WWF)

Afrotropic

Legend: EcoID; Ecoregion; Biome (Major Habitat Type); Realm (Ecozone)

Large lakes

559; Lake Malawi; (Malawi, Mozambique, Tanzania)

565; Lake Rukwa; (Tanzania)

542; Lake Tanganyika; (Burundi, Democratic Republic of the Congo, Rwanda, Tanzania, Zambia)

530; Lake Turkana; (Kenya)

521; Lake Victoria Basin; (Burundi, Democratic Republic of the Congo, Kenya, Tanzania, Uganda)

Large river deltas

506; Niger Delta;

Montane freshwaters

541; Albertine Highlands;

577; Amatolo - Winterberg Highlands;

574; Drakensberg - Maluti Highlands;

563; Eastern Zimbabwe Highlands;

525; Ethiopian Highlands;

510; Fouta Djallon;

526; Lake Tana;

581; Madagascar Eastern Highlands;

513; Mount Nimba;

562; Mulanje;

519; Western Equatorial Crater Lakes;

Oceanic Islands

584; Comoros - Mayotte;

586; Mascarenes;

585; Seychelles;

Temperate coastal rivers

578; Cape Fold;

Temperate upland rivers

575; Southern Temperate Highveld;

Tropical and subtropical coastal rivers

515; Ashanti;

517; Bight Drainages;

564; Coastal East Africa;

551; Cuanza;

514; Eburneo;

583; Madagascar Eastern Lowlands;

533; Northern Gulf of Guinea Drainages - Bioko;

511; Northern Upper Guinea;

532; Ogooue - Nyanga - Kouilou - Niari;

568; Pangani;

587; S. Tome & Principe - Annobon;

518; Southern Gulf of Guinea Drainages;

512; Southern Upper Guinea;

567; Tana, Athi & Coastal Drainages;

576; Zambezian Lowveld;

Tropical and subtropical floodplain rivers and wetland complexes

544; Bangweulu - Mweru;

537; Cuvette Centrale;

508; Inner Niger Delta;

557; Kafue;

546; Kasai;

550; Lower Congo;

549; Lower Congo Rapids;

505; Lower Niger - Benue;

561; Lower Zambezi;

547; Mai Ndombe;

543; Malagarasi - Moyowosi;

548; Malebo Pool;

558; Middle Zambezi - Luangwa;

580; Northwestern Madagascar;

569; Okavango;

534; Sangha;

509; Senegal - Gambia;

535; Sudanic Congo - Oubangi;

538; Tumba;

539; Upper Congo Rapids;

545; Upper Lualaba;

522; Upper Nile;

556; Upper Zambezi Floodplains;

516; Volta;

Tropical and subtropical upland rivers

536; Uele;

540; Upper Congo;

507; Upper Niger;

555; Zambezian Headwaters;

560; Zambezian Highveld;

Xeric freshwaters and endorheic (closed) basins

553; Etosha;

529; Horn of Africa;

570; Kalahari;

573; Karoo;

554; Karstveld Sink Holes;

520; Lake Chad;

552; Namib;

528; Northern Eastern Rift;

443; Oman Mountains;

531; Shebelle - Jubba;

566; Southern Eastern Rift;

571; Southern Kalahari;

582; Southern Madagascar;

439; Southwestern Arabian Coast;

579; Western Madagascar;

572; Western Orange;

Montane freshwaters

751; Lake Poso;

750; Matano - Southern Malili Lakes;

814; New Guinea Central Mountains;

813; New Guinea North Coast;

Temperate coastal rivers

809; Bass Strait Drainages;

807; Eastern Coastal Australia;

811; New Zealand;

810; Southern Tasmania;

801; Southwestern Australia;

Temperate floodplain rivers and wetlands

808; Murray - Darling;

Tropical and subtropical coastal rivers

805; Arafura - Carpentaria;

817; Bismarck Archipelago;

803; Kimberley;

748; Lesser Sunda Islands;

747; Malukku; (Indonesia)

820; New Caledonia;

816; Papuan Peninsula;

818; Solomon Islands;

815; Southwest New Guinea - Trans-Fly Lowland;

749; Sulawesi;

812; Vogelkop - Bomberai;

Xeric freshwaters and endorheic (closed) basins

806; Great Artesian Basin;

804; Paleo;

802; Pilbara;

Large river deltas

729; Mekong Delta;

Montane freshwaters

743; Borneo Highlands;

710; Ganges Himalayan Foothills;

723; Inle Lake;

753; Lake Lanao;

Oceanic Islands

768; Andaman Islands;

769; Nicobar Islands;

Tropical and subtropical coastal rivers

736; Aceh;

740; Central & Eastern Java;

767; Coastal Fujian - Zhejiang;

745; Eastern Borneo;

731; Eastern Gulf of Thailand Drainages;

758; Eastern Taiwan;

759; Hainan;

737; Indian Ocean Slope of Sumatra & Java;

741; Kapuas;

719; Lower Brahmaputra - Arakan Coast;

734; Malay Peninsula Eastern Slope;

752; Mindanao;

744; Northeastern Borneo;

760; Northern Annam;

735; Northern Central Sumatra - Western Malaysia;

755; Northern Philippine Islands;

742; Northwestern Borneo;

756; Palawan - Busuanga - Mindoro;

746; Southeastern Borneo;

716; Southeastern Ghats;

730; Southern Annam;

738; Southern Central Sumatra;

739; Southern Sumatra - Western Java;

717; Sri Lanka Dry Zone;

718; Sri Lanka Wet Zone;

715; Western Ghats;

757; Western Taiwan;

Tropical and subtropical floodplain rivers and wetland complexes

732; Chao Phraya;

709; Ganges Delta & Plain;

728; Kretie - Stung Treng (Mekong);

703; Lower & Middle Indus;

722; Lower & Middle Salween;

726; Lower Lan Cang (Mekong);

733; Mae Khlong;

708; Namuda - Tapi;

713; Northern Deccan Plateau;

720; Sitang - Irrawaddy;

761; Song Hong;

714; Southern Deccan Plateau;

763; Xi Yiang;

Tropical and subtropical upland rivers

727; Khorat Plateau (Mekong);

712; Middle Brahmaputra;

Large lakes

109; English - Winnipeg Lakes;

116; Laurentian Great Lakes;

Oceanic Islands

176; Bermuda;

Polar freshwaters

101; Alaskan Coastal;

112; Canadian Arctic Archipelago;

106; Central Arctic Coastal;

105; Lower Mackenzie;

102; Upper Yukon;

111; Western Hudson Bay;

Temperate coastal rivers

103; Alaska & Canada Pacific Coastal;

157; Appalachian Piedmont;

115; Canadian Atlantic Islands;

158; Chesapeake Bay;

140; East Texas Gulf;

113; Eastern Hudson Bay - Ungava;

114; Gulf of St.Lawrence Coastal Drainages;

118; Northeast US & Southeast Canada Atlantic Drainages;

123; Oregon & Northern California Coastal;

141; Sabine - Galveston;

125; Sacramento - San Joaquin;

119; Scotia - Fundy;

110; Southern Hudson Bay;

117; St.Lawrence;

154; West Florida Gulf;

Temperate floodplain rivers and wetlands

155; Apalachicola;

121; Columbia Unglaciated;

149; Lower Mississippi;

135; Lower Rio Grande - Bravo;

143; Middle Missouri;

153; Mobile Bay;

104; Upper Mackenzie;

148; Upper Mississippi;

Temperate upland rivers

146; Central Prairie;

120; Columbia Glaciated;

151; Cumberland;

108; Middle Saskatchewan;

145; Ouachita Highlands;

147; Ozark Highlands;

150; Teays - Old Ohio;

152; Tennessee;

142; Upper Missouri;

132; Upper Rio Grande - Bravo;

107; Upper Saskatchewan;

122; Upper Snake;

144; US Southern Plains;

Tropical and subtropical coastal rivers

156; Florida Peninsula;

162; Sinaloa;

139; West Texas Gulf;

Xeric freshwaters and endorheic (closed) basins

127; Bonneville;

130; Colorado River;

136; Cuatro Cienegas;

128; Death Valley;

131; Gila;

161; Guzman - Samalayuca;

126; Lahontan;

165; Lerma - Chapala;

166; Llanos El Salado;

163; Mayran - Viesca;

124; Oregon Lakes;

133; Pecos;

134; Rio Conchos;

137; Salt River (Arizona);

138; Rio San Juan (Mexico);

160; Sonora;

159; Southern California Coastal - Baja California;

129; Vegas - Virgin;

Large lakes

303; Maracaibo;

Large river deltas

323; Amazonas Estuary & Coastal Drainages;

309; Orinoco Delta & Coastal Drainages;

Montane freshwaters

312; Amazonas High Andes;

340; Cuyan - Desaguadero;

305; Orinoco High Andes;

306; Orinoco Piedmont;

317; Ucayali - Urubamba Piedmont;

313; Western Amazon Piedmont;

Oceanic Islands

350; Galápagos Islands;

351; Juan Fernández Islands;

Temperate coastal rivers

347; Bonaerensean Drainages;

334; Laguna dos Patos;

348; Patagonia;

341; South Andean Pacific Slopes;

349; Valdivian Lakes;

Temperate floodplain rivers and wetlands

345; Lower Paraná;

Tropical and subtropical coastal rivers

168; Ameca - Manantlan;

212; Bahama Archipelago;

209; Chagres;

201; Chiapas - Fonseca;

206; Chiriquí River;

172; Coatzacoalcos;

211; Cuba - Cayman Islands;

204; Estero Real - Tempisque;

352; Fluminense;

173; Grijalva - Usumacinta;

214; Hispaniola;

207; Isthmus Caribbean;

213; Jamaica;

203; Mosquitia;

301; North Andean Pacific Slopes - Rio Atrato;

326; Northeastern Caatinga & Coastal Drainages;

328; Northeastern Mata Atlantica;

167; Panuco;

171; Papaloapan;

329; Paraiba do Sul;

215; Puerto Rico - Virgin Islands;

202; Quintana Roo - Motagua;

330; Ribeira de Iguape;

169; Rio Balsas;

164; Rio Santiago;

210; Rio Tuira;

205; San Juan (Nicaragua/Costa Rica);

208; Santa Maria;

170; Sierra Madre del Sur;

304; South America Caribbean Drainages - Trinidad;

331; Southeastern Mata Atlantica;

335; Tramandaí - Mampituba;

216; Windward & Leeward Islands;

175; Yucatán;

Tropical and subtropical floodplain rivers and wetland complexes

316; Amazonas Lowlands;

342; Chaco;

307; Orinoco Llanos;

343; Paraguay;

314; Rio Negro;

Tropical and subtropical upland rivers

315; Amazonas Guiana Shield;

310; Essequibo;

319; Guapore - Itenez;

311; Guianas;

346; Iguassu;

332; Lower Uruguay;

321; Madeira Brazilian Shield;

302; Magdalena - Sinu;

318; Mamore - Madre de Dios Piedmont;

308; Orinoco Guiana Shield;

325; Parnaiba;

327; S. Francisco;

320; Tapajos - Juruena;

324; Tocantins - Araguaia;

344; Upper Paraná;

333; Upper Uruguay;

174; Upper Usumacinta;

322; Xingu;

Xeric freshwaters and endorheic (closed) basins

338; Atacama;

336; Central Andean Pacific Slopes;

339; Mar Chiquita - Salinas Grandes;

337; Titicaca;

Oceanic Islands

217; Cocos Island (Costa Rica);

829; East Caroline Islands;

821; Fiji;

828; Hawaiian Islands;

826; Marquesas Islands;

827; Rapa;

823; Samoas;

824; Society Islands;

825; Tubuai Islands;

819; Vanuatu;

822; Wallis - Futuna;

830; West Caroline Islands;

Large lakes

629; Aral Sea Drainages;

643; Biwa Ko;

452; Caspian Marine;

606; Lake Baikal;

627; Lake Issyk Kul - Upper Chu;

409; Lake Onega - Lake Ladoga;

453; Volga Delta - Northern Caspian Drainages;

Large river deltas

524; Nile Delta;

Montane freshwaters

604; Chuya;

725; Er Hai;

705; Indus Himalayan Foothills;

633; Upper Yellow River;

634; Upper Yellow River Corridor;

706; Upper Indus;

704; Yaghistan;

762; Yunnan Lakes;

Polar freshwater

602; Ob;

610; Anadyr;

407; Barents Sea Drainages;

611; East Chukotka;

401; Iceland - Jan Mayen;

609; Kolyma;

608; Lena;

406; Northern Baltic Drainages;

405; Norwegian Sea Drainages;

607; Taimyr;

605; Yenisei;

Temperate coastal rivers

424; Aegean Drainages;

420; Albania;

501; Atlantic Northwest Africa;

403; Cantabric Coast - Languedoc;

615; Coastal Amur;

426; Crimea Peninsula;

419; Dalmatia;

638; Eastern Yellow Sea Drainages;

415; Gulf of Venice Drainages;

640; Hamgyong - Sanmaek;

642; Honshū - Shikoku - Kyūshū;

421; Ionian Drainages;

416; Italian Peninsula & Islands;

613; Kamchatka & Northern Kurils;

612; Koryakia;

428; Kuban;

502; Mediterranean Northwest Africa;

430; Northern Anatolia;

402; Northern British Isles;

451; Northern Hormuz Drainages;

614; Okhotsk Coast;

437; Orontes;

641; Sakhalin, Hokkaido, & Sikhote - Alin Coast;

639; Southeastern Korean Peninsula;

432; Southern Anatolia;

408; Southern Baltic Lowlands;

423; Thrace;

422; Vardar;

429; Western Anatolia;

412; Western Iberia;

433; Western Transcaucasia;

Temperate floodplain rivers and wetlands

404; Central & Western Europe;

425; Dnieper - Southern Bug;

418; Dniester - Lower Danube;

427; Don;

414; Eastern Iberia;

635; Yellow River Great Bend;

434; Kura - South Caspian Drainages;

637; Liao He;

616; Lower Amur;

636; Lower Yellow River;

441; Lower Tigris & Euphrates;

766; Lower Yangtze;

620; Songhua Jiang;

413; Southern Iberia;

442; Upper Tigris & Euphrates;

410; Volga - Ural;

Temperate upland rivers

618; Argun;

626; Lower & Middle Syr Darya;

630; Middle Amu Darya;

617; Middle Amur;

765; Middle Yangtze;

628; Northern Central Asian Highlands;

632; Qaidan;

619; Shilka (Amur);

417; Upper Danube;

603; Upper Irtysh;

764; Upper Yangtze;

Tropical and subtropical upland rivers

711; Upper Brahmaputra;

724; Upper Lan Cang (Mekong);

721; Upper Salween;

Xeric freshwaters and endorheic (closed) basins

440; Arabian Interior;

624; Balkash - Alakul;

701; Baluchistan;

446; Caspian Highlands;

431; Central Anatolia;

436; Coastal Levant;

504; Dry Sahel;

623; Dzungaria;

449; Esfahan;

702; Helmand - Sistan;

621; Inner Mongolia Endorheic Basins;

601; Irgyz - Turgai;

438; Jordan River;

448; Kavir & Lut Deserts;

444; Lake Van;

523; Lower Nile;

447; Namak;

445; Orumiyeh;

503; Sahara;

435; Sinai;

625; Tarim;

707; Tibetan Plateau Endorheic Drainages;

450; Turan Plain;

631; Upper Amu Darya;

411; Western Caspian Drainages;

622; Western Mongolia;

527; Western Red Sea Drainages;