-
U.S. Coast Survey
President Thomas Jefferson signed a bill establishing the United States Coast Survey, currently the Office of Coast Survey provides the nation with navigation products. (Navigation) -
Marine Survey of the Americas
Louis Agassiz explores from the U.S. East Coast to the West Coast going around South America, collecting some 30,000 marine species. (Scientific Research) -
Marine Survey of the South Pacific
Alexander Agassiz goes out on a six year research voyage to the South Pacific, collecting data and specimens from remote regions of the ocean. (Scientific Research) -
The Sinking of the Titanic
The Titanic sinks after hitting an iceberg, killing 1,500 people. This tragedy led to efforts to develop an acoustic device to find things from the wreckage. (Scientific Research) -
The First Acoustic Exploration of the Seas
Reginald Fessenden uses an oscillator to bounce a signal simultaneously off an iceberg and the seafloor, the first acoustic exploration of the seas.(Navigation) -
The Aqua-Lung
Jacques Cousteau and Emile Gagnan create a demand breathing regulator, the Aqua-Lung. (Recreation) -
Submersible Deep Dives
The Deep Submergence Vehicle Alvin was constructed by the Woods Hole Oceanographic Institute. Alvin was the first U.S.-based deep-diving submersible, and has now made over 4,400 descents and led to numerous ocean floor discoveries.(Scientific Research) -
The Underwater Lab
The underwater habitat is lowered off the coast of California.The lab is named Sealab ll. (Military) -
Seafloor Map
Declassification of the GEOSAT radar altimetry data from a U.S. Navy Earth observation satellite leads to the worldwide mapping of the seafloor. (Navigation) -
Seabed 2030
An international scientific team announced a plan that aims to map the entire floor of the Earth's oceans by 2030.This will fill in the considerable gaps in the knowledge of this massive region. Of which, less than 15 percent has been mapped. (Scientific Research/Military/Navigation)