The Gulf of Guayaquil is a large estuary located on the southwestern coast of Ecuador. It is formed by the confluence of the Guayas River and the Pacific Ocean. This gulf is known for its rich biodiversity and serves as an important habitat for various marine species, including fish and birds. The gulf is also significant for trade and transportation, with the city of Guayaquil being a major port. The surrounding area features mangroves and wetlands, which play a crucial role in maintaining the ecological balance and supporting local fisheries.