Scientists are racing to restore Clear Lake, California's largest freshwater lake, which has been struggling with algal ...

Park officials announced Tuesday that it's no longer feasible to eradicate the invasive species, which have now been found ...

Clear Lake's water quality suffers from low-to-no-oxygen conditions, finds a report from UC Davis Tahoe Environmental ...

Fourteen months after live zebra mussels were found in Clear Lake in Manitoba, Parks Canada says it's not feasible to ...

After an unusually warm December and early January, Clear Lake's ice has thickened to safe levels for ice fishing and other ...