The U.S. Army Corps of Engineers (USACE), Portland District, is seeking to negotiate an out-of-scope modification on Contract W9127N24P0050 with Biomark for the maintenance and data management of the Passive Integrated Transponder (PIT) Interrogation System at Lebanon Dam, Oregon. This modification involves nonroutine maintenance and repair of the existing system, which is critical for ensuring data consistency and continuity in fish passage and survival research, as mandated by the Endangered Species Act and a related court injunction. The contract is vital for ongoing monitoring and compliance, with the performance period set from February 15, 2025, to April 15, 2025. Interested parties must submit a capability statement by 10:00 a.m. Pacific Time on February 5, 2025, to Antwain Burks and Justin Figueredo via email, as no competitive proposals will be accepted.