Yuck! Photos of 'Rock Snot' Algae Infestations
Wednesday, May 7, 2014 - 15:50
in Earth & Climate
Didymo, also known as "rock snot," is a type of freshwater algae that clumps on rocks and invades river bottoms.
Didymo, also known as "rock snot," is a type of freshwater algae that clumps on rocks and invades river bottoms.