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Filamentous Algae

What Filamentous Algae Looks Like:
Filamentous Algae - String Algae Filamentous Algae - Floating Algae Filamentous Algae - Pond Scum
Filamentous Algae will often form mats that float on the surface of the pond resembling wet wool. Most pond owners commonly refer to this type of algae as "pond scum", but can often be called string algae, or floating algae. This is a very common type of algae found in ponds, but if left untreated can cover the entire surface of your pond.
Use one of the following products when treating for Filamentous Algae:

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