# Fish Liver Cyanotoxin Analysis Using the MMPB Method

Canonical: https://abierto.us/opportunities/140g0326q0002

- Solicitation number: 140G0326Q0002
- Notice type: Special notice (first published as sources sought)
- Status: Closed. Deadline was November 27, 2025 at 8:00 AM EST
- Department: Department of the Interior
- Agency: US Geological Survey
- Contracting office: Office of Acquisiton Grants (140G03)
- NAICS: 541380 Testing Laboratories and Services
- Product or service code: B529 Scientific Data Studies
- First posted: November 19, 2025
- Last posted: January 14, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/98dc952abc6e4c1e97091c0ebf1e786f/view

## Description

NOTICE OF INTENT This is a notice of intent to solicit from a single source. This notice of intent is issued in compliance with the Federal Acquisition Regulation (FAR) Subpart 5.2. It is not a request for competitive proposals, but rather, an announcement of the U.S. Geological Survey (USGS) Office of Acquisition & Grants, Sacramento Acquisition Branch¿s intent to enter into a sole source procurement contract with GreenWater Laboratories / Cyano Holdings, Inc., Palatka, FL.

The USGS Columbia River Research Laboratory requires analytical laboratory services to perform MMPB-method microcystin analysis on 80 fish liver samples. This analysis supports ongoing USGS research related to harmful algal blooms and toxin accumulation in juvenile salmon. NAICS 541380 Testing Laboratories PSC B516 Special Studies Analysis Animal Fisheries Interested parties may submit a capability statement or inquiries electronically by the closing date of this announcement.

Submissions must demonstrate the ability to perform the MMPB analytical method for microcystin quantification in fish liver tissue and meet all requirements stated in the Statement of Work. This notice is not a request for competitive quotes. Submissions must be sent via email to Joel Berberena at jberberena@usgs.gov

## Publications

- November 19, 2025: Sources sought, due November 27, 2025 at 8:00 AM EST. Notice ad9cb9c4220f439393e413ba78432950. https://sam.gov/workspace/contract/opp/ad9cb9c4220f439393e413ba78432950/view
- January 14, 2026: Special notice, due January 19, 2026 at 8:00 AM EST. Notice 98dc952abc6e4c1e97091c0ebf1e786f. https://sam.gov/workspace/contract/opp/98dc952abc6e4c1e97091c0ebf1e786f/view

## Points of contact

- Berberena, Joel, jberberena@usgs.gov, 0000000000

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/140g0326q0002.