Foamy facts: When is foam on our waterways natural vs. pollution? - Middle Susquehanna Riverkeeper

​ Large tufts of off-white shaving cream floated down Penns Creek in sporadic clumps. They darted around exposed rocks, swirling briefly in a whirlpool within an eddy line before being sucked into

Foam line - Wikipedia

River foam is a common occurrence in - Flint Riverkeeper

PaEnvironmentDigest081919

PaEnvironmentDigest081919

Pollution river foam hi-res stock photography and images - Alamy

River is so polluted that it now has layer of toxic foam

Kreutz Creek samples show highest levels of PFAS in the nation

Schuylkill River - Encyclopedia of Greater Philadelphia

Walleye sample taken near Sunbury among several regional

July 28 river foam sighting offers a chance to revisit how to

PFAS on Michigan waters: How to identify contanimated foam

Microplastics found in Susquehanna smallmouth bass, Fisheries

Schuylkill River - Encyclopedia of Greater Philadelphia

Froth foam pollution hi-res stock photography and images - Alamy

Patches of foam on Penns Creek sparks exploration into causes and