USS Moctobi (ATF-105)
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USS Moctobi (ATF-105) was an ''Abnaki''-class of
fleet ocean tug A tugboat or tug is a marine vessel that manoeuvres other vessels by pushing or pulling them, with direct contact or a tow line. These boats typically tug ships in circumstances where they cannot or should not move under their own power, such ...
. She served in
World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...
,
Vietnam Vietnam, officially the Socialist Republic of Vietnam (SRV), is a country at the eastern edge of mainland Southeast Asia, with an area of about and a population of over 100 million, making it the world's List of countries and depende ...
, and
Korea Korea is a peninsular region in East Asia consisting of the Korean Peninsula, Jeju Island, and smaller islands. Since the end of World War II in 1945, it has been politically Division of Korea, divided at or near the 38th parallel north, 3 ...
, the last two of which she received
battle star A service star is a miniature bronze or silver five-pointed star in diameter that is authorized to be worn by members of the eight uniformed services of the United States on medals and ribbons to denote an additional award or service period. T ...
s. She was scrapped in 2012.


Construction history

''Moctobi'' was
laid down Laying the keel or laying down is the formal recognition of the start of a ship's construction. It is often marked with a ceremony attended by dignitaries from the shipbuilding company and the ultimate owners of the ship. Keel laying is one ...
as AT‑105 by Charleston Shipbuilding & Drydock Co. at Charleston,
South Carolina South Carolina ( ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders North Carolina to the north and northeast, the Atlantic Ocean to the southeast, and Georgia (U.S. state), Georg ...
on 7 October 1943. She was launched on 25 March 1944 with Mrs. Wade C. Harrison as her sponsor. The tug was named for a small Native American tribe that resided in south Mississippi. They are mentioned by Pierre Le Moyne, Sieur d’Iberville, in 1699, as living on Pascagoula river, near the Gulf coast, and was associated with the Biloxi tribes. The Moctobi tribe has since been lost to Native American memory and tradition, and is thought to have been assimilated into the Choctaw tribe due to war, pestilence, or other calamity. The tug was reclassified ATF‑105 on 15 May 1944 and commissioned into the
United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...
at Charleston on 25 July 1944.


Service history


World War II

Following shakedown, ''Moctobi'' was assigned to duty in the Pacific with Service Force, United States Pacific Fleet. Departing
Norfolk, Virginia Norfolk ( ) is an independent city (United States), independent city in the U.S. state of Virginia. It had a population of 238,005 at the 2020 United States census, 2020 census, making it the List of cities in Virginia, third-most populous city ...
on 1 September 1944, she stopped at
New Orleans New Orleans (commonly known as NOLA or The Big Easy among other nicknames) is a Consolidated city-county, consolidated city-parish located along the Mississippi River in the U.S. state of Louisiana. With a population of 383,997 at the 2020 ...
where she took in tow a section of the large
floating dock Floating may refer to: * a type of dental work performed on horse teeth * use of an isolation tank * the guitar-playing technique where chords are sustained rather than scratched * ''Floating'' (play), by Hugh Hughes * Floating (psychological p ...
USS ABSD-3 for the
Marshall Islands The Marshall Islands, officially the Republic of the Marshall Islands, is an island country west of the International Date Line and north of the equator in the Micronesia region of the Northwestern Pacific Ocean. The territory consists of 29 c ...
on 8 September. She reached
Eniwetok Enewetak Atoll (; also spelled Eniwetok Atoll or sometimes Eniewetok; , , or , ; known to the Japanese as Brown Atoll or Brown Island; ) is a large coral atoll of 40 islands in the Pacific Ocean and with its 296 people (as of 2021) forms a legi ...
via
Majuro Majuro (; Marshallese language, Marshallese: ' ) is the Capital city, capital and largest city of the Marshall Islands. It is also a large coral atoll of 64 islands in the Pacific Ocean. It forms a legislative district of the Ratak Chain, Ratak ( ...
on 21 November and then delivered another ABSD section, from
Pearl Harbor Pearl Harbor is an American lagoon harbor on the island of Oahu, Hawaii, west of Honolulu. It was often visited by the naval fleet of the United States, before it was acquired from the Hawaiian Kingdom by the U.S. with the signing of the Reci ...
, at Eniwetok on 29 December. She departed 2 January 1945 for
Guam Guam ( ; ) is an island that is an Territories of the United States, organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. Guam's capital is Hagåtña, Guam, Hagåtña, and the most ...
, dropping off ABD‑16 there on 9 January, then moving on to the important advance base at
Ulithi Ulithi (, , or ; pronounced roughly as YOU-li-thee) is an atoll in the Caroline Islands of the western Pacific Ocean, about east of Yap, within Yap State. Name The name of the island goes back to Chuukic languages, Proto-Chuukic ''*úlú-diw ...
. Assigned to Service Squadron 10, ''Moctobi'' operated out of Ulithi until the end of the war in the Pacific. There she carried out the harbor duties necessary to prepare ships of the task forces for their strikes against the enemy. During the
Battle of Iwo Jima The was a major battle in which the United States Marine Corps (USMC) and United States Navy (USN) landed on and eventually captured the island of Iwo Jima from the Imperial Japanese Army (IJA) during World War II. The American invasion, desi ...
she served on a standby basis with the Support Force and at the conclusion of the campaign towed from
Saipan Saipan () is the largest island and capital of the Northern Mariana Islands, an unincorporated Territories of the United States, territory of the United States in the western Pacific Ocean. According to 2020 estimates by the United States Cens ...
to Ulithi. On 30 March 1945 ''Moctobi'' sailed with units of the fast tanker fleet and joined the Logistic Support Group off
Okinawa most commonly refers to: * Okinawa Prefecture, Japan's southernmost prefecture * Okinawa Island, the largest island of Okinawa Prefecture * Okinawa Islands, an island group including Okinawa itself * Okinawa (city), the second largest city in th ...
. During the next 47 days she provided at-sea support for ships of the 5th Fleet, thence returned to Ulithi on 12 May. After completing a round trip to
Leyte Gulf Leyte Gulf, also known simply as the Leyte, is a gulf in the Eastern Visayan region in the Philippines. The bay is part of the Philippine Sea of the Pacific Ocean, and is bounded by two islands; Samar in the north and Leyte in the west. On the ...
, she sailed on 3 July with other ATFs to support the 3rd Fleet Bombardment Force. She served at sea during the closing weeks of the war and arrived
Yokosuka is a city in Kanagawa Prefecture, Japan. , the city has a population of 373,797, and a population density of . The total area is . Yokosuka is the 11th-most populous city in the Greater Tokyo Area, and the 12th in the Kantō region. The city i ...
, Japan, after the cessation of hostilities. The tug began supporting occupation operations on 29 August and aided in the landing of initial occupation forces in the Tokyo area. She towed American and Japanese ships and supported demolition operations of Japanese suicide boats and submarines along the eastern coast of
Honshu , historically known as , is the largest of the four main islands of Japan. It lies between the Pacific Ocean (east) and the Sea of Japan (west). It is the list of islands by area, seventh-largest island in the world, and the list of islands by ...
.


Post-war service

''Moctobi'' arrived at Okinawa in October 1945 and for more than two months assisted the salvage of the many ships damaged by typhoons. On Christmas Eve she sailed for Pearl Harbor with floating dock USS ARD‑29 in tow. She returned to the US west coast in May 1946 and later that year deployed once again to the Far East. She operated in the Philippines until June 1947, returning to the United States. She began pre-inactivation overhaul at San Francisco on 1 December and decommissioned on 30 June 1948. Assigned to the
Pacific Reserve Fleet The United States Navy maintains a number of its ships as part of a reserve fleet, often called the "Mothball Fleet". While the details of the maintenance activity have changed several times, the basics are constant: keep the ships afloat and s ...
on 27 August, she was berthed at
Alameda, California Alameda ( ; ; Spanish for "Avenue (landscape), tree-lined path") is a city in Alameda County, California, United States, located in the East Bay (San Francisco Bay Area), East Bay region of the Bay Area. The city is built on an informal archipe ...
. On 8 November 1950 ''Moctobi'' was recommissioned at San Francisco. After training, she deployed to the Far East and by November 1951 had touched Midway, Eniwetok, Kwajalein, Guam,
Subic Bay Subic Bay is a bay on the west coast of the island of Luzon in the Philippines, about northwest of Manila Bay. An extension of the South China Sea, its shores were formerly the site of a major United States Navy facility, U.S. Naval Base Subi ...
,
Sasebo is a core city located in Nagasaki Prefecture, Japan. It is the second-largest city in Nagasaki Prefecture, after its capital, Nagasaki. , the city had an estimated population of 230,873 in 102,670 households, and a population density of 540 per ...
,
Yokosuka is a city in Kanagawa Prefecture, Japan. , the city has a population of 373,797, and a population density of . The total area is . Yokosuka is the 11th-most populous city in the Greater Tokyo Area, and the 12th in the Kantō region. The city i ...
,
Inchon Incheon is a city located in northwestern South Korea, bordering Seoul and Gyeonggi Province to the east. Inhabited since the Neolithic, Incheon was home to just 4,700 people when it became an international port in 1883. As of February 2020, ...
,
Pusan Busan (), officially Busan Metropolitan City, is South Korea's second most populous city after Seoul, with a population of over 3.3 million as of 2024. Formerly romanized as Pusan, it is the economic, cultural and educational center of southe ...
,
Okinawa most commonly refers to: * Okinawa Prefecture, Japan's southernmost prefecture * Okinawa Island, the largest island of Okinawa Prefecture * Okinawa Islands, an island group including Okinawa itself * Okinawa (city), the second largest city in th ...
,
Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...
, and
Daecheongdo Daecheongdo (; ) or Daecheong Island is a , long and wide island in Ongjin County, Incheon, South Korea, near the Northern Limit Line. The island is from the coast of South Hwanghae Province in North Korea.
, Korea. In September she conducted salvage operations on the frigate off Abru Somu Island, North Korea, towing the damaged ship to Pusan thence to Yokosuka for repairs. After overhaul at Pearl Harbor, between April and September 1952 she made several towing trips to
Johnston Island Johnston Atoll is an unincorporated territory of the United States, under the jurisdiction of the United States Air Force (USAF). The island is closed to public entry, and limited access for management needs is only granted by a letter of autho ...
and the Marshall Islands. From November 1952 the tug was deployed on towing and
search and rescue Search and rescue (SAR) is the search for and provision of aid to people who are in distress or imminent danger. The general field of search and rescue includes many specialty sub-fields, typically determined by the type of terrain the search ...
duties in the
Aleutians The Aleutian Islands ( ; ; , "land of the Aleuts"; possibly from the Chukchi ''aliat'', or "island")—also called the Aleut Islands, Aleutic Islands, or, before 1867, the Catherine Archipelago—are a chain of 14 main, larger volcanic island ...
from
Dutch Harbor Dutch Harbor is a harbor on Amaknak Island in Unalaska, Alaska. It was the location of the Battle of Dutch Harbor in June, 1942 when the Imperial Japanese Navy attacked it just seven months after the attack on Pearl Harbor in Hawaii. To this day, ...
to Attu. Thereafter, from her base at Pearl Harbor, ''Moctobi'' spent more than three decades constantly employed throughout the Pacific, including classified operations for the Atomic Energy Commission. An unusual task in 1963 was to tow the iron-hulled clipper ship '' Falls of Clyde'' from
Seattle Seattle ( ) is the most populous city in the U.S. state of Washington and in the Pacific Northwest region of North America. With a population of 780,995 in 2024, it is the 18th-most populous city in the United States. The city is the cou ...
to
Honolulu Honolulu ( ; ) is the List of capitals in the United States, capital and most populous city of the U.S. state of Hawaii, located in the Pacific Ocean. It is the county seat of the Consolidated city-county, consolidated City and County of Honol ...
to become a museum ship. In November and December 1964, ''Moctobi'' participated in a chemical warfare experiment off Hawaii under
Project SHAD Project SHAD, an acronym for Shipboard Hazard and Defense, was part of a larger effort called Project 112, which was conducted during the 1960s. Project SHAD encompassed tests designed to identify U.S. warships' vulnerabilities to attacks with ...
code-named Flower Drum II, which dispersed
VX nerve agent VX is an extremely toxic synthetic chemical compound in the organophosphorus class, specifically, a thiophosphonate. In the class of nerve agents, it was developed for military use in chemical warfare after translation of earlier discoverie ...
tagged with radioactive
phosphorus-32 Phosphorus-32 (32P) is a radioactive isotope of phosphorus. The nucleus of phosphorus-32 contains 15 protons and 17 neutrons, one more neutron than the most common isotope of phosphorus, phosphorus-31. Phosphorus-32 only exists in small quantiti ...
from a towed barge. Moctobi entered ROH at Dillinham Shipyard in Honolulu in 1975. In 1976, she conducted Refresher Training (REFTRA) and Salvage Training. That summer, Moctobi changed her homeport to Everett, Washington. While a new pier was being built at the Naval Reserve Center in Everett, Moctobi docked at a quay wall adjacent to the now closed Scott Paper Mill facility. Later that year, Moctobi made port visits to Vancouver, Portland, San Francisco and San Diego. While in San Diego, Moctobi underwent engineering and habitability maintenance, and had the 3" gun mount permanently removed.


Decommissioning and sale

USS ''Moctobi'' was decommissioned on 30 September 1985 at
Long Beach, California Long Beach is a coastal city in southeastern Los Angeles County, California, United States. It is the list of United States cities by population, 44th-most populous city in the United States, with a population of 451,307 as of 2022. A charter ci ...
and laid up in the Pacific Reserve Fleet,
Bremerton, Washington Bremerton is a city in Kitsap County, Washington, Kitsap County, Washington (state), Washington, United States. The population was 43,505 at the 2020 United States census, 2020 census and an estimated 44,122 in 2021, making it the largest city ...
. She was struck from the Naval Register on 27 January 1992. Following Congressional approval in 1996 for transfer to the
Northeast Wisconsin Railroad Transportation Commission The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A ''compass rose'' is primarily composed of four cardinal directions—north, east, south, and west—each ...
, she was handed over on 29 December 1997 to the Ontonagon County Economic Development Corporation on behalf of the
Escanaba and Lake Superior Railroad The Escanaba & Lake Superior Railroad is a Class III shortline railroad that operates of track in Northeastern Wisconsin and the Upper Peninsula of Michigan. Its main line runs from Rockland, Michigan, to Green Bay, Wisconsin, and it also own ...
, along with five other obsolete sister tugs. They were intended for a new trans-Lake Superior freight car barge service between Ontonagon and
Thunder Bay Thunder Bay is a city in and the seat of Thunder Bay District, Ontario, Canada. It is the most populous municipality in Northwestern Ontario and the second most populous (after Greater Sudbury) municipality in Northern Ontario. Its population i ...
, Ontario, though it has been suggested that the company sought the tug's four General Motors engines (24 in all) to use in their locomotives. The project was abandoned in October 1999, shortly before title would have passed to the railroad company. ''Moctobi'' remained in lay-up between 1997 and 1999. She was reported scrapped in 2012.


References

* * {{DEFAULTSORT:Moctobi (ATF-105) 1944 ships Abnaki-class tugs Ships built in Charleston, South Carolina World War II auxiliary ships of the United States