What type of Dinos?

[bex90]

Hi everyone, today I got a microscope to test and see what Dinos I have and how I can treat them! Please see pictures and videos attached. I’d really like help on what I have and the best way to tackle it.

Temp 25.4
Salinity 1.026
Ph 8.2
Nitrate 24.3
Phosphate 0.09
Alk 7.2

 

[Troylee]

@taricha

 

[taricha]

either prorocentrum or large cell amphidinium. Can we get pics of the brown growths in the tank?