The gulf also provides a safe haven for humpback whales to birth and nurse their young. In 2023, the IUCN Marine Mammal Protected Areas Task Force tagged Golfo Dulce as an Important Marine Mammal Area ...

The Costa Rican Fisheries Institute (Incopesca) said Friday that it will collaborate with the Costa Rican Federation of Fishing Tourism (FECOPT) and seven other fishing organizations in an attempt to ...

The newly discovered subspecies, found in Costa Rica's Golfo Dulce, opportunistically feeds on small fish by hanging upside down from the water surface, assuming a wave-like ambush posture.

Golfo Dulce is one of only three tropical fjords in the Pacific Ocean. It separates the Osa Peninsula from the mainland of Costa Rica, creating a very rare biome.