It is located about 3 miles (4.8 km) south of Bartica along the Essequibo River opposite Sloth Island.

[2] In the early 1900s, the government of Demerara awarded 1,500 acres (610 ha) for a lime estate.

[3] Agatash is made of two Arawak words meaning water and land.

[8] The island was uninhabited, contained pristine rainforests, and was home to many monkeys, sloths, and birds.

[7] In the early 1990s, five acres were developed into a tourist resort which was built by Amerindians from Agatash.