ID this for me please

[Just_Pete]

It’s brown and stringy. Some of the rocks have air bubbles on the with it.

 

[Gareth elliott]

I would look at photos of dinoflagellate and Cyanobacteria.
Heres a thread on the former.

Dinoflagellates – Are You Tired Of Battling Altogether?

I don't know what percentage of folks had luck battling dinos with any of the methods in the old Dino thread but it's obviously a very low percentage, so I'd like refresh folks on the natural alternatives and lay out three areas of info: some of the factors that contribute to a dino outbreak...

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