MONTPELIER >> A type of algae called "rock snot" that was thought to be an invasive species in the Northeast is actually native to the northern United States, researchers have concluded. The aquatic ...

Brown algae is a common problem in many fish tanks, especially those that have been recently set up. It’s not dangerous to fish but can turn your beautiful aquarium into an ugly mess. This slimy layer ...

Quemahoning Creek in Somerset County has a “rock snot” problem. The invasive algae didymo, also known as “rock snot,” was recently discovered in the creek, the Pennsylvania Fish and Boat Commission ...

BOYNE CITY, MI – River advocates and environmental regulators intend to fan out across northern Lower Michigan in coming months and determine where blooms of invasive “rock snot” algae threaten ...

Algae in an aquarium are not a sign of neglect–quite the opposite: In a healthy tank, they are part of the ecosystem. However, if they spread uncontrollably, it affects not only the appearance but ...