|Re: What's this creature|
Subject: Re: What's this creature
by nathangoudie on 2012/6/2 10:10:01
yes it's some kind of larvae. Harmful or not is depending on what type of fish are you keeping. Fish such as tetra species, those larvae could be a problem but bigger fish such as cichlids, those become food.
They've managed to survive and become this big means you should get rid of it