Algae Eating

[Rlon35]

How many Otocinclus would you recommend for a 55g planted tank, in terms of getting rid of some of my algae? I am fairly well-stocked, though much less so nowadays. I was thinking of going with a total of 5-8 otos...

 

[aaronnorth]

you may need a few more, but they only eat diatoms & dead hair algae.