 She also imaged historical wrecks like that of the United States Navy monitor and was used for oceanography, fisheries research, and homeland security surveys.During her 39-year career, her operations took her from as far north as Duluth, Minnesota, to as far south as Honduras in Central America.After receiving word that the Piper Saratoga II HP flown by John F. Kennedy, Jr. had disappeared during a flight on the evening of 16 July 1999 and was feared to have crashed in the Atlantic Ocean off Martha's Vineyard, Massachusetts, "Whiting", under the command of Lieutenant Commander Gerd F. Glang, interrupted her survey operations in the Delaware Bay on 18 July to make a 24-hour voyage at about 12 knots (14 mph; 22 km/hr) to the search area and participate in the search for the aircraft and its passengers.