Connect with fellow watershed residents, report recent wildlife sightings, discuss local river observations, ask paddling questions, and share photos — the good, the bad, and the unique.
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Harmful Algal Blooms require official state regulatory testing and verification. Reporting directly through the NYSDEC NYHABs Survey123 tool alerts state biologists to sample the water and issue public health warnings across New York.
Once reported to the state, log your observation right here in our community tool! This alerts local paddlers, anglers, river neighbors, and Alliance volunteer coordinators in real time on our live interactive river map.
Spilled bright green paint, pea soup, or bluish scum. Cyanobacteria toxins can harm dogs and swimmers. Stick test: Harmless green algae forms hair-like strings; cyanobacteria breaks apart.
Persistent sewage odor, gray-tinted cloudy water, or toilet paper debris near stream banks. Check for failing septic fields or broken municipal lines.
Petroleum forms colorful rainbow rings that swirl together when stirred. Harmless iron bacterial sheens crack like broken glass plates.