Detected

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  Invasive Mudsnails Detected at Lake Sonoma Fish Hatchery

  10/13/2023

  While NZMS have been detected in other portions of the watershed, this is the first confirmed detection at Warm Springs Hatchery.

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  First detected in Tomales Bay and San Francisco Bay

  6/13/2022

  California Invasive Species Action Week

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  First Time in a Texas Reservoir

  2/3/2022

  Quagga Mussels Detected

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  California Delta: Disco Bay with Potentially Harmful Blue-Green Algae Blooms Detected

  7/17/2017

  Contra Costa health officials and the Central Valley Regional Water Quality Control Board advise people and pets in the Discovery Bay community to avoid contact with local bodies of water because of blue-green algae blooms.