List of ecoregions in Guinea-Bissau

The following is a list of ecoregions in Guinea Bissau, according to the Worldwide Fund for Nature (WWF).

Terrestrial ecoregions
Guinea-Bissau is in the Afrotropical realm. Ecoregions are listed by biome.

Tropical and subtropical grasslands, savannas, and shrublands

 * Guinean forest-savanna mosaic

Mangrove

 * Guinean mangroves

Freshwater ecoregions
By bioregion:

Nilo-Sudan

 * Senegal-Gambia

Upper Guinea

 * Northern Upper Guinea

Marine ecoregions

 * Gulf of Guinea