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USNS James M. Gilliss

Robert D. Conrad-class oceanographic research ship

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Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionDec 12, 2025
Entity authorityQ5653894 ↗
Source-derived summary

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."

Searching for Thresher

Departing Sturgeon Bay 8 November, she arrived New York City 19 November for sea trials and shakedown.

Editorial summary

This brief starts where responsible research should: with the source description of “USNS James M. Gilliss” as robert D. Conrad-class oceanographic research ship. Everything that follows is an evidence route, not borrowed authority.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—1962, 1979, 1983, 1996—that can be checked directly. The selected authority fields contribute no independent date. The account is most persuasive where USNS, James and Gilliss can be independently traced.
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Why this record matters

The subject matters to the general reference register because the source frames it as robert D. Conrad-class oceanographic research ship. Its deeper value depends on whether names, dates, institutions and citations support that framing.

Evidence profile

Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Dec 12, 2025. The linked authority identifier is Q5653894. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1962, 1979, 1983 and 1996.

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Source & attribution

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.