Toxic algae has been found in a Yosemite creek and the National Park Service is warning guests it may exist in other spots in Yosemite Valley.
Ecology
Sep 13, 2021
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16
Toxic algae can pose serious problems. Mussels become poisonous and aquaculture can be wiped out. But despite the monitoring of algae and toxins, it is very difficult to forecast when an algal bloom will occur. Now a research ...
Ecology
Sep 7, 2021
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14
On a remote trail in California's Sierra National Forest called the Devil's Gulch, a family of three and their dog were recently found dead. Authorities were at a loss to explain what happened.
Plants & Animals
Aug 31, 2021
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83
While vacationing in Canada's Rocky Mountains several years ago, Rebecca North was looking for a peaceful break from her work as a water researcher at the University of Missouri. But as she admired one of the clear, pristine ...
Environment
Nov 13, 2020
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240
An algal bloom is a phenomenon in which phytoplankton including blue-green algae rapidly proliferate in summer, marked by high solar irradiation and water temperature. It has lately been raising concerns due increased frequency ...
Environment
Oct 12, 2020
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13
Late spring and early summer in California bring thousands of marine mammals to the state's beaches, as groups of California sea lions, elephant seals and harbor seals give birth along the shore. Visitors to places such as ...
Environment
Jul 17, 2020
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14
Your dog bounds heedlessly into a local lake or pond, playfully splashing in the water.
Plants & Animals
Aug 16, 2019
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80
Green pond scum floating on a lake is not just unsightly. As animal lovers have learned the hard way, it can be deadly.
Environment
Aug 14, 2019
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418
Delicate yet voracious, the sea slug Elysia rufescens grazes cow-like on bright green tufts of algae, rooting around to find the choicest bits.
Plants & Animals
Jun 28, 2019
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1
Plants, animals and even microbes that live on coral reefs have evolved a rich variety of defense strategies to protect themselves from predators. Some have physical defenses like spines and camouflage. Others have specialized ...
Evolution
Jun 14, 2019
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6
