Dino ID and Extermination

[jeep454]

What I thought were Diatoms turned out to be Dinos on most of substrate and tank walls. I bought a microscope to verify. Photos and video are attached.

These were my parameters last night Before I dosed Phosphate per some research cause they were bottomed out.
Temp 81
Salinity 1.026
Ca 340
KH 8
PH 8.0
P04 0.0
Nitrate 20
Started barely detecting ammonia

-30 gallon
-7Lbs of live rock
-1.5 inch of live sand substrate
-165W reef light that Is on for 10 hrs
-1 powerhead
-Xenia
-GSP
-Condy
-Mandarin Goby
-2 Percula Clowns
-1 Arrow Crab
-2 Trochus Snails
-1 Nassarius Snails
-2 large Nerite Snails

New Sump is a 10 gallon with baffles
-filter sock
-protein Skimmer
-media bags with ceramic rings
-activated carbon
-UV Sterilizer
-added air stone to get some oxygen into water cause I heard that could help with dinos

How do I kill these things??

 

[zfisk]

Below is a link to a Dino treatment guide by another member here that seemed to break it down really well. Good luck and hope this helps.

https://www.reef2reef.com/ams/a-dinoflagellate-treatment-guide.841/