Térraba River
Térraba River, in the southern Brunca region of Costa Rica, is the largest river in that country.
The indigenous Boruca language name is Diquís which means "great river". Its basin is and it is long, covering ten percent of the country. It is a tributary from the confluence of the Río General and Río Coto Brus. Pineapple plantations occupy in the basin, amounting to 21 percent of national production. Mangrove cockles known locally as piangua are collected in the mangrove swamps and mud at the mouth of the Río Grande de Térraba. It is anticipated that the proposed Diquís Hydroelectric Project will cover and will require the relocation of 1,100 people.