Green little worms

[MHcblues119]

I have these green little almost hair like worms swimming around in my 180...What are they? How should i get rid of them? HELP!?

Stocklist.
silver aro.
indo dat
silver dat
oscar
motoro
endlie
tinfoil barb
ghost knive

Thank you!

 

[knifegill]

Likely a nematode outbreak. Harmless, just reduce feeding to help them reduce their numbers.