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Technology of R/V Petrel Aids in Major Discoveries

November 06, 2019 ·  
If you’ve been following the many discoveries of the R/V Petrel expeditions, you likely have given some thought to the type of equipment used by the pioneering researchers. Founded—and funded—by the late Microsoft co-founder Paul Allen, Petrel has been able to invest in high-tech equipment that allows the team to see the ocean floor in ways […]
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Ships of Pearl Harbor: USS Cachalot

March 23, 2019 ·  
The submarine USS Cachalot (SS-170) was laid down at the Portsmouth Navy Yard in October of 1931, the eighth of nine so-called V-boats to be produced for the United States Navy. The vessel—which was named for the sperm whale—was launched exactly two years later. Just over a month after completion, Cachalot was commissioned into service […]
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Wreckage of USS Hornet Located

February 15, 2019 ·  
On October 26, 1942, during the Battle of the Santa Cruz Islands, the aircraft carrier USS Hornet (CV-8) was lost to the Pacific. In January of 2019, just a week after confirming the discovery of the first Japanese battleship sunk in World War II, the crew of the Research Vessel Petrel announced the discovery of the […]
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Wreckage of Japanese Destroyer Isokaze Located

May 04, 2018 ·  
The Japanese 1st Air Fleet, or kido butai, that attacked Pearl Harbor was made up of six aircraft carriers escorted by a full complement of battleships, cruisers, tankers, and destroyers. In the long and bloody war that followed, most of those ships were lost. Among them was the destroyer Isokaze, whose wreckage was recently located. In 2016, […]
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Operation Barney: Revenge for a Lost Submarine

April 23, 2018 ·  
Today, the Bowfin submarine is a museum ship and memorial park, one of the Pearl Harbor Historic Sites. Launched one year to the day after the attack on Pearl Harbor, she spent the next two and a half years living up to her nickname, the Pearl Harbor Avenger. Her ninth—and final—World War II patrol was as […]
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Wreckage of USS Helena Located

April 13, 2018 ·  
On April 11, 2018, a research team headed by Microsoft co-founder Paul Allen discovered the wreckage of the USS Helena (CL-50, the team's third World War II-era shipwreck discovery of the year. The St. Louis-class light cruiser was commissioned into the US Navy on September 18, 1939 and served until her sinking on July 6, […]
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USS Juneau: Another Historic Find for RV Petrel

March 22, 2018 ·  
On March 17, 2018, an autonomous underwater vehicle operating from the Research Vessel Petrel discovered the wreckage of the American light cruiser USS Juneau (CL-52). The explorations of the Petrel are led by Paul Allen, the philanthropist and Microsoft co-founder. During her journeys in the South Pacific, Petrel has also been responsible for locating the remains of the USS […]
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Treasures of Pearl Harbor

January 11, 2017 ·  
During the attack on Pearl Harbor in 1941, between the United States and Japan, upwards of 420 aircraft and vessels were destroyed, their remains scattered in the harbor and across the Pacific. Everything aboard these ships and aircraft, heirlooms carried by soldiers and relics of the war, sank to the bottom of the ocean floor […]
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