The Department of Defense, specifically the U.S. Army Corps of Engineers (USACE) San Francisco District, intends to procure acoustic transmitter tags through a contract modification with HTI-VEMCO USA Inc. This procurement aims to fulfill the requirement for acoustic transmitter tags, which are essential for various research and monitoring applications in aquatic environments. Interested suppliers are invited to demonstrate their capabilities and interest in fulfilling this requirement by providing specific organizational information and evidence of their ability to meet the government's needs. Responses must be submitted by 12:00 PM (PDT) on January 5, 2026, to James Neal at james.neal@usace.army.mil.