Her general configuration resembles Gifu Maru, sunk on 2 November 1942, but she could also be Keiko Maru, sunk on 8 November. This ship carries at least one landing craft forward, has a searchlight above her pilothouse and a gun mounted at the aft end of the midships superstructure. This may be Gifu Maru, sunk on 2 November 1942 in Davao Gulf, Mindanao Periscope photograph of a sinking Japanese ship, torpedoed by Seawolf in the Philippines-East Indies area during the fall of 1942. Periscope photograph of a sinking Japanese ship, torpedoed by Seawolf during a war patrol in the Philippines-East Indies area in the fall of 1942. Seawolf ended her patrol on 7 April at Fremantle and received the Navy Unit Commendation. A violent explosion was heard, but no flames were seen. Unaware she had hit her target, Seawolf then underwent 7 1⁄ 2 hours of depth charge attacks.
Naka was forced to return to Japan for repairs and was out of the war for almost a year. Though Seawolf was credited with a sinking at the time, only one torpedo hit, causing significant damage to the ship, although not harming any of the crew. On 1 April, she stealthily approached the anchorage at Christmas Island where the Japanese invasion force lay at anchor. In March, Seawolf was hunting between Java and Christmas Island. (However, Sagami Maru had been damaged by USAAF air attack, not by Seawolf 's torpedo.)Ī week later, she fired her stern tubes at a freighter and watched one hit forward of the bridge before going deep to evade depth charges from an escorting destroyer at which she had also fired. Damage to one was not ascertained, but the other was reported last seen down by the stern and listing to starboard. On 19 February, she fired four torpedoes at two Japanese freighter-transports in the Badung Strait. Seawolf sailed out of Surabaya on 15 February and began patrolling in the Java Sea- Lombok Strait area. Seawolf then left Corregidor with sixteen torpedoes, submarine spare parts, and 25 passengers, that included a British intellignence officer, 12 Army pilots, 11 Navy pilots, and a yeoman. The ammunition was unloaded on 28–29 January at Corregidor. The submarine sighted seven Japanese freighters accompanied by four destroyers and a cruiser on 21 January, but had no opportunity to fire any of the eight torpedoes that she had aboard. 50 cal (12.7 mm) antiaircraft ammunition for use by American forces on Corregidor and sailed for Manila Bay on 16 January. Seawolf departed Manila on 31 December 1941 for Australia and arrived at Darwin on 9 January 1942. She promptly underwent her first depth charge attack but suffered no damage. On 14 December, she fired a spread of torpedoes at Sanyo Maru in Port San Vicente. Seawolf hunted Japanese shipping off San Bernardino Strait. When war with Japan began, the submarine readied for sea and was on her first war patrol from 8–26 December 1941.
Seawolf class submarine size comparison archive#
World War II First through fourth war patrols Undated photo of the USS Seawolf (SS-197) from a government archive In Autumn 1940, she proceeded to Manila Bay and operated from the Cavite Navy Yard. Seawolf was next assigned to the Pacific Fleet, home ported at San Diego. Service history Inter-war period Īfter fitting out, Seawolf departed Portsmouth, New Hampshire on 12 April 1940 for her shakedown cruise, which lasted until 21 June and took her as far south as the Panama Canal Zone. Kalbfus, and commissioned on 1 December 1939, Lieutenant Frederick B. Syria Florence Kalbfus, wife of Admiral Edward C. She was launched on 15 August 1939, sponsored by Mrs. Seawolf′s keel was laid down on 27 September 1938 by the Portsmouth Navy Yard in Kittery, Maine. USS Seawolf (SS-197), a Sargo-class submarine, was the second submarine of the United States Navy named for the seawolf. Sargo-class diesel-electric submarine ġ,450 long tons (1,470 t) standard, surfaced, 2,350 long tons (2,390 t) submerged Ĥ × General Motors Model 16-248 V16 diesel engines driving electrical generators, 2 × 126- cell Sargo batteries, 4 × high-speed General Electric electric motors with reduction gears, two shafts, 5,400 shp (4,000 kW) surfaced, 2,740 shp (2,040 kW) submerged Ģ1 knots (39 km/h) surfaced, 8.75 knots (16 km/h) submerged ġ1,000 nautical miles (20,000 km) at 10 knots (19 km/h) Ĥ8 hours at 2 knots (3.7 km/h) submerged Ĩ × 21 in (533 mm) torpedo tubes (four forward, four aft 24 torpedoes ), 1 × 3 in (76 mm)/50 cal deck gun, 4 × machine guns Probably sunk by friendly fire from USS Richard M. Portsmouth Naval Shipyard, Kittery, Maine
Seawolf underway off the Mare Island Navy Yard, California on 7 March 1943
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