DeepWorker 2000 is a submarine

Submarine

A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which has more limited underwater capability...

 vehicle developed by Nuytco Research, Ltd. It is capable of descending to a depth of 610 m (2001 ft) and remaining submerged for 12 hours. In 1999, it was deployed to the continental shelf

Continental shelf

The continental shelf is the extended perimeter of each continent and associated coastal plain. Much of the shelf was exposed during glacial periods, but is now submerged under relatively shallow seas and gulfs, and was similarly submerged during other interglacial periods. The continental margin,...

 and upper continental slope on a five-year mission in association with the National Geographic Society

National Geographic Society

The National Geographic Society , headquartered in Washington, D.C. in the United States, is one of the largest non-profit scientific and educational institutions in the world. Its interests include geography, archaeology and natural science, the promotion of environmental and historical...

's Sustainable Seas Expeditions.

Projects

In 1999, the DeepWorker 2000 submersible was used to quantify the species of fish as well as the space resources utilized within the Stellwagen Bank National Marine Sanctuary

Stellwagen Bank National Marine Sanctuary

Stellwagen Bank National Marine Sanctuary is an 842-square-mile federally protected marine sanctuary located at the mouth of Massachusetts Bay, between Cape Cod and Cape Ann...

.

In 2000, DeepWorker 2000 was used for evaluating the coral reef

Coral reef

Coral reefs are underwater structures made from calcium carbonate secreted by corals. Coral reefs are colonies of tiny living animals found in marine waters that contain few nutrients. Most coral reefs are built from stony corals, which in turn consist of polyps that cluster in groups. The polyps...

 system located in the Florida Middle Grounds

Florida Middle Grounds

The Florida Middle Grounds are a succession of ancient coral reefs 1,193 square km in area located in the northeastern Gulf of Mexico, approximately 80 miles west northwest of the West coast of Florida. These reefs consist of a series of both high and low relief limestone ledges and pinnacles that...

.

External links

• Publications about DeepWorker