The US Army Corps of Engineers seeks to acquire eDNA Autosampler Equipment for environmental monitoring at military installations, requiring field-deployable, automated platforms capable of collecting and preserving 8+ samples for 30 days. The procurement aims to add alternate brands to complement existing Smith-Root equipment, with specific interest in Dartmouth Ocean Technologies (submersible to 5 meters) and MTE Instruments (shore-based) systems. This is a pre-solicitation notice, not a formal solicitation, and no submission deadlines or budget amounts are specified. Interested parties should submit capability statements to CERL-CT_Quotes@usace.army.mil, clarifying applicability to one or both systems. The location for performance is not specified.