News & Ideas
Fish and Aquatic Sciences
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Our team keeps track of species status listings as they are released throughout the year,…
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ESA researchers tracked Striped Bass movement in the Clifton Court Forebay to help California Delta…
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Current Nationwide Permits will expire on March 14, 2026. We detail five NWPs that have…
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Current Nationwide Permits will expire in March 2026. The following distillation from our permitting experts…
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Note, this is the second of two articles exploring how ESA is helping to study…
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ESA is pleased to present and attend this year’s Bay-Delta Science Conference in Sacramento, California from…
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ESA is pleased to announce the appointment of Paul Bergman to Business Group Director of…
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For the more than 100 years—since the creation of the nation’s first highways—America’s roads have…
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While Lake Tahoe’s crystalline azure has lasted for eons, the changes wrought by past land…
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While the results of a fish passage project can be immediate, getting to the final…
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Matthew Silva is a part of our Northern California Fisheries team consisting of 20 fisheries…
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Across the globe, coastal zone management efforts have concluded that restoring fish populations often requires…
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Environmental DNA (eDNA) is DNA collected from the environment—water, soil, and air—rather than directly from…