Isla Cerralvo, also known as Jacques Cousteau Island, is located in the Gulf of California (Sea of Cortez) off the eastern coast of the Baja California Peninsula in Mexico. Here’s a brief overview of its history:

1. Indigenous Presence: The island has a history dating back to pre-Columbian times when indigenous peoples inhabited the region. These indigenous groups, such as the Pericúes, lived in the Baja California Peninsula and the surrounding islands, including Isla Cerralvo.
2. European Exploration: In the 16th century, European explorers, including Spanish navigators like Hernán Cortés and Francisco de Ulloa, began exploring the Gulf of California. Isla Cerralvo likely appeared on maps from this period, although it may have been known by different names.
3. Commercial Use: Over the centuries, Isla Cerralvo has been used for various commercial activities such as fishing and pearl diving. The waters surrounding the island are rich in marine life, making it an attractive location for fishing and other maritime pursuits.
4. Modern Exploration and Conservation: Isla Cerralvo gained prominence in the mid-20th century when it was visited by the renowned oceanographer Jacques Cousteau. Cousteau explored the waters around the island and documented its marine biodiversity. As a result, the island was later named in his honor.
5. Tourism: Today, Isla Cerralvo is a popular destination for eco-tourism and water sports enthusiasts. Visitors come to the island for activities such as snorkeling, scuba diving, kayaking, and fishing. Its pristine beaches, clear waters, and diverse marine life attract tourists from around the world.
6. Conservation Efforts: Efforts have been made to protect the natural environment of Isla Cerralvo and the surrounding marine ecosystem. Conservation organizations and government agencies work to preserve the island’s biodiversity and promote sustainable tourism practices.

Overall, Isla Cerralvo has a rich history that includes indigenous settlement, European exploration, commercial activities, and modern conservation efforts. Today, it remains an important part of the Gulf of California’s natural heritage and a popular destination for travelers seeking to experience its beauty and biodiversity.