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Davis Dam Zequanox TM Treatments

Davis Dam Zequanox TM Treatments. Zequanox TM. NY State Museum developed environmentally friendly bacterial product lethal only to quagga and zebra mussels Made from dead cells of a specific strain of Pseudomonas flourescens (CL 145A)

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Davis Dam Zequanox TM Treatments

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  1. Davis Dam Zequanox TM Treatments

  2. Zequanox TM NY State Museum developed environmentally friendly bacterial product lethal only to quagga and zebra mussels Made from deadcells of a specific strain of Pseudomonas flourescens (CL 145A) Commercially developed by Marrone Bio Innovations Reclamation and MBI have a cooperative research and development agreement (CRADA) Pseudomonas flourescens

  3. Zequanox TM Natural compounds in the bacterial product kill the invasive mussels when ingested by destroying the mussels’ digestive system. Healthy gut Treated gut Photos by New York State Museum

  4. Ecotoxicology Studies ZequanoxTMtested safe on numerous important aquatic species: • Water flea, Daphnia magna • Freshwater shrimp, Hyalella azteca • Native blue mussel, Mytilusedulis • Native freshwater (Unionid) clams – (Elliptio complanata, Lampsilis radiate, Lasmigona compressa, Pyganodon grandis, Strophitus undulates, Pyganodon cataracta) • Mallard duck, Anas platyrynchos • Fish • Fathead minnow, Pimephales promelas • Sunfish, Lepomismacrochirus • Brown trout, Salmo trutta • Chinook salmon, Oncorhynchus tshawytscha

  5. Davis Dam Treatments - 2011 • EPA authorized (2010) Reclamation a Quarantine Exemption per FIFRA Section 18 for Colorado River dams • Reclamation in process of following NEPA protocols • Reclamation plans to treat one Davis Dam cooling water system with ZequanoxTMin March 2011 Davis Dam

  6. Key points in EPA letter granting Quarantine Exemption per FIFRA Section 18 to Reclamation: “An exemption from tolerance will be established for this strain of Pseudomonas flourescens.” “The proposed use is not expected to pose a significant risk to the environment, to ground water and surface water, or to non-target organisms.”

  7. Questions? Contact: FNibling@usbr.gov LWillett@usbr.gov

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