Harmful
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National Invasive Species Awareness Week is Feb. 26 - March 3
Help stop the spread of harmful invasive species National Invasive Species Awareness Week is Feb. 26 - March 3
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Why California rivers saw fewer harmful algal blooms this year
Outbreaks of harmful algal blooms have wreaked havoc on California river ecosystems for years.
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Help stop the spread of harmful invasive species
Did you know that invasive quagga mussels cause millions of dollars in damage to boat motors, docks and water intake systems?
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Where do the Delta's harmful algal blooms come from?
Earth-observing satellites from NASA and its partners have a unique perspective from which to study the links between water and other parts of the Earth system
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Harmful Algae Blooms Studies
Losses played out in communities from California to New England, and Ohio to Florida.
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Shellfish Stocking to Cut Harmful Algae Blooms
They are part of the complex life cycles and ecological balance of our marine ecosystem. However, excess nutrient pollutants, such as nitrogen and phosphorus, from human activity can disrupt the nature's balance creating devastating blooms in our waterways that are more intense, larger, and last longer.
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California Delta: Disco Bay with Potentially Harmful Blue-Green Algae Blooms Detected
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.