USNS James M. Gilliss
Robert D. Conrad-class oceanographic research ship

USNS James M. Gilliss (T-AGOR-4) was a Robert D. Conrad-class oceanographic research ship acquired by the U.S. Navy in 1962. The ship was operated by the Military Sea Transportation Service (MSTS now MSC) and managed by the Naval Oceanographic Office as one of the "Navy Pool" vessels serving various Navy laboratories and projects in the Atlantic Ocean. After active Navy pool service the ship was assigned to the University of Miami to operate as part of the University-National Oceanographic Laboratory System (UNOLS) fleet until 1979.
James M. Gilliss was loaned to the Mexican Navy in June 1983 as an oceanographic research ship to become ARM Altair (BI-03). Mexico bought the ship December 1996 under the Security Assistance Act. In 2023 she was renamed ARM Sayulita (BI-03)
Built in Sturgeon Bay, Wisconsin
The second ship to be so named by the Navy, James M. Gilliss (T-AGOR-4) was laid down by Christy Corporation, Sturgeon Bay, Wisconsin, 31 May 1961; launched 19 May 1962; sponsored by Mrs. Hubert H. Humphrey, wife of the Senator from Minnesota; delivered to the Navy 5 October 1962; and turned over to the Military Sea Transportation Service (MSTS) 5 November 1962, Captain Torston Johnson in command.
Naval Oceanographic Office service
The ship was by operated by the Military Sea Transportation Service (MSTS) and managed by the Oceanographic Office as one of the "Navy Pool" vessels for which the office coordinated use by Navy laboratories, universities and research organizations with Navy contracts for varied projects.
In addition to the latest in oceanographic and meteorological equipment, she also possessed unusual design features, including special antiroll tanks for stability and a retractable bow propulsion propeller. As a mobile, floating research laboratory, she was capable of carrying out experiments in sound transmission, underwater life, and ocean floor characteristics, thus enabling her to help continue the Navy's lead in the exploration and understanding of "inner space."
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Departing Sturgeon Bay 8 November, she arrived New York City 19 November for sea trials and shakedown.
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This entry incorporates text from “USNS James M. Gilliss” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.