algae blooms

California Sea Lions Sickened in Toxic Red Tide Crisis

California Sea Lions Sickened in Toxic Red Tide Crisis

More than 60 California sea lions have washed up disoriented on the beaches of Southern California since mid-August. The reason? A bloom of the toxic algae Pseudo-nitzschia, which can cause the marine mammals to sicken and, in some cases, die, the National Oceanic and Atmospheric Administration (NOAA) explained.  “We are now managing about 100 calls […]

Join our newsletter

The best of EcoWatch, right in your inbox. Sign up for our email newsletter!

    By signing up, you agree to receive emails from EcoWatch and to the Terms of Use and Privacy Policy.

    Every Mississippi Beach Is Closed Due to Toxic Algae

    Every Mississippi Beach Is Closed Due to Toxic Algae

    If you’re looking to cool off in the waters of Mississippi’s Gulf Coast, think again. A toxic algal bloom has made the waters dangerous to humans and their pets. The Mississippi Department of Environmental Quality has shut down swimming at all of its beaches due to a blue-green harmful algal bloom, according to CNN. Toxic […]

    Global Warming Will Even Change the Color of the Oceans, Study Finds

    Global Warming Will Even Change the Color of the Oceans, Study Finds

    Climate change impacts our planet in far-reaching ways, and now a new study suggests it will even change the color of Earth’s seas. Researchers from the Massachusetts Institute of Technology (MIT) suggest that much of the ocean surface will be bluer and greener due to the effect of rising global temperatures on phytoplankton, or microscopic […]

    A Record 589 Sea Turtles Killed By Florida’s Toxic Red Tide

    A Record 589 Sea Turtles Killed By Florida’s Toxic Red Tide

    Florida’s longest red tide in more than a decade has killed scores of the state’s most iconic marine animals. The current outbreak, which began in October 2017 off southwest Florida, has been tied to a record 589 sea turtle deaths and 213 manatee deaths, the Herald-Tribune reported, citing figures from the Florida Fish and Wildlife […]

    Marine Heatwaves Now Longer, Hotter and More Intense

    Marine Heatwaves Now Longer, Hotter and More Intense

    It’s not just land-based heatwaves that have become more intense and frequent. Marine heatwaves are similarly on the rise as a direct result of warming oceans, according to a new international study. The research, published Tuesday in the journal Nature Communications, shows that from 1925-2016, the frequency of marine heatwaves increased on average by 34 […]

    Gulf of Mexico’s Dead Zone Could be Largest Ever, Thanks to the Meat Industry

    Gulf of Mexico’s Dead Zone Could be Largest Ever, Thanks to the Meat Industry

    Scientists predict that so much pollution is pouring into the Gulf of Mexico this year that it is creating a larger-than-ever “dead zone” in which low to no oxygen can suffocate or kill fish and other marine life. The Guardian reported that the National Oceanic and Atmospheric Administration (NOAA) is expected to announce this week […]

    Toxic Algae Blooms Set Historic Records From Coast to Coast

    Toxic Algae Blooms Set Historic Records From Coast to Coast

    Toxic algal blooms aren’t just a problem in Florida. They’ve popped up in more than 20 states, with ongoing blooms choking waterways and aquatic life from California to the Chesapeake Bay. Cyanobacteria bloom at Clear Lake, Lake County, California, resulted in oxygen depletion in the water and the subsequent mortality of multiple aquatic species, including […]

    Toxic Algae Blooms Threaten People and Waterways in More Than 20 States

    Toxic Algae Blooms Threaten People and Waterways in More Than 20 States

    More than 20 states have seen occurrences of toxic algae blooms this summer, which have had far-reaching environmental and human health impacts across the country. The algae blooms can also be found around the world, in all climates from Greenland to Oman. Utah swimmers have been sickened by the toxins, while beaches in Florida have […]