tubes were removed and replaced by a blunt bow containing the forward-facing transducer array. A mushroom anchor was installed in the bottom of the hull; and a section was added between the former forward torpedo room and the forward battery compartment, with quarters for twelve scientists. These modifications increased her overall length to , and her submerged displacement to approximately 2,600 tons. Her maximum speed was reduced to . Baya served in the Vietnam War zone for two months in 1966 in conjunction with sonar research operations for NEL and in submerged visibility studies for the Naval Oceanographic Office. In 1968, she commenced a series of tests for the Operational Test and Evaluation Force, Pacific, and the Naval Undersea Warfare Center. In 1971, she performed research in the Gulf of Alaska before returning to San Diego in December 1971. In April 1972, she made one last cruise to Pearl Harbor to conduct sonar experiments before returning to San Diego. Decommissioning and disposal Baya was decommissioned and struck from the Naval Register on 30 October 1972. She was sold on 12 October 1973 for scrapping. Honors and awards Baya received four battle stars for her World War II service and two battle stars for her Vietnam War service. References Citations Bibliography Hinman, Charles R., and Douglas E. Campbell. The Submarine Has No Friends: Friendly Fire Incidents Involving U.S. Submarines During World War II. Syneca Research Group, Inc., 2019. . External links USS Baya Homepage: USS Baya Kill record: USS Baya Balao-class submarines World War II submarines of the United States Cold War submarines of the United States Ships built in Groton, Connecticut 1944 ships Maritime incidents in April 1945 Friendly fire incidents of World War II