''Echo Ranger'' is a marine

autonomous underwater vehicle An autonomous underwater vehicle (AUV) is a robot that travels underwater without requiring input from an operator. AUVs constitute part of a larger group of undersea systems known as unmanned underwater vehicles, a classification that includes ...

(AUV) built by

Boeing The Boeing Company () is an American multinational corporation that designs, manufactures, and sells airplanes, rotorcraft, rockets, satellites, telecommunications equipment, and missiles worldwide. The company also provides leasing and product ...

. Originally built in 2001 to capture high-resolution

sonar Sonar (sound navigation and ranging or sonic navigation and ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigation, navigate, measure distances (ranging), communicate with or detect o ...

images of sea beds for oil and natural gas companies, such as the

Exxon Mobil Corporation ExxonMobil Corporation (commonly shortened to Exxon) is an American multinational oil and gas corporation headquartered in Irving, Texas. It is the largest direct descendant of John D. Rockefeller's Standard Oil, and was formed on November 3 ...

, ''Echo Ranger'' underwent testing for possible use by the military. Among its possible military uses are to stalk targets in enemy waters, patrol local harbors to detect national security threats, and scour ocean floors to detect environmental hazards. The submersible weighs more than five tons (4.5

metric ton The tonne ( or ; symbol: t) is a unit of mass equal to 1000 kilograms. It is a non-SI unit accepted for use with SI. It is also referred to as a metric ton to distinguish it from the non-metric units of the short ton (United States c ...

s), is long and is able to descend to .

Sources

Hennigan, W., J., "Boeing tests submarine drone off Santa Catalina Island," ''Los Angeles Times'', August 19, 2001.auvac.org AUV System Spec Sheet: Echo Ranger platform

Robotic submarines 2001 ships {{submarine-stub

See also

Sources