The U.S. Geological Survey's Office of Acquisitions and Grants issued a purchase order to BSA Environmental Services Inc. on July 23, 2024, for phytoplankton sample identification, valued at $401,451 under a Total Small Business set-aside. Work is performed in Beachwood, Ohio. The order covers identification and enumeration of 2,600 preserved phytoplankton samples from the Upper Mississippi and Illinois Rivers, with a base period running through July 29, 2025, and four one-year option periods extending through March 29, 2030. The contract is firm fixed price.