ID "mould" please

[dnsfpl]

thanks

[Wahlin]

Thought this is hair/thread algea.

[ranmasatome]

Yup.. would say the same

[dnsfpl]

thanks bro

what is the best way to combat it?

does introducing otto helps?

[dna9179]

same i have the same problem but after clearing them off, more plant and EI dosing, so far they never come back yet. no more than 9hour of light too

[cyruslaguna]

thanks

what are those plants beside the hair/thread algea? Are the hair / thread algea harmful to community? Saw it in my tank too.