Cyanobacteria Update – 7/21/17
(These observations are based on our inspection of high risk Barnstable ponds
with public or semi-public beaches.)
Long Pond, Centerville
Lovells, Marston Mills
algae is present, but has not collected into a film on the surface. Pond shows
slight discoloration. Can easily see through water. Low to minimal health risks
to people, higher risks for pets.
Toxic algae has started to collect and form a film on the surface. Pond shows
slight to moderate discoloration. Can see through water, but water is cloudy.
Low to moderate health risks for people, higher risks for pets.
Toxic algae has collected and formed a thick film on the surface (looks like
soup or paint). Pond shows extreme discoloration. Cannot see through water at
all. Moderate to severe health risks for people, higher risks
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