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Undersea

Taking a Hard Look at Navy Diving

Navy Diver 3rd Class Marcus Yensick, assigned to Mobile Diving and Salvage Unit (MDSU) 2, stands by for a training dive aboard the Military Sealift Command rescue and salvage ship USNS Grapple (T-ARS-53).

By Capt. Fuzz Harrison Deputy for Diving and Sub Rescue, OPNAV N97 Navy diving operations are an integral part of the Navy and personnel safety is the primary consideration in all Navy diving operations. As the Deputy for Diving on the Navy Staff, I recently served as the co-lead for the …

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Timing The Opening Of A New Maritime Crossroad: The Arctic

Ship's Serviceman Seaman Recruit Jamal Powell, left, and Seaman Recruit Stephen Harmon stand forward lookout watch aboard guided-missile cruiser USS Normandy (CG 60) as the ship navigates an ice field north of Iceland.

By Rear Adm. Jon White Oceanographer & Navigator of the Navy, Director Task Force Climate Change   The loss of seasonal sea ice in the Arctic will have ramifications for the U.S. Navy in terms of future missions, force structure, training and investments. To get a better handle on planning …

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New U.S. Navy Ocean Model Supports CNO’s Undersea Domain Initiative

Lt. j.g. Jeffrey Grabon launches a global drifter buoy into the Pacific Ocean from the amphibious dock landing ship USS Pearl Harbor (LSD 52) while underway for Pacific Partnership 2013. The buoy, belonging to the UCSD Scripps Institution of Oceanography, is used to measure ocean currents up to 15 meters in depth, sea surface temperatures, and atmospheric pressure.

By William H. Burnett, Ph.D. Deputy/Technical Director, Naval Meteorology and Oceanography Command Adm. Jonathan Greenert, Chief of Naval Operations (CNO), recently made the argument that the U.S. must be diligent in maintaining its tactical and strategic advantages under the sea (“How the U.S. Can Maintain the Undersea Advantage,” Defense One, Oct. 2013). …

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