In my 3g tank I’ve been cycling for a leach for a couple weeks now I’ve noticed biofilm growing but there’s a layer at the top of the water kinds like fibers, is this just a protein buildup since I haven’t gotten a filter in it yet or what is it?
In my 3g tank I’ve been cycling for a leach for a couple weeks now I’ve noticed biofilm growing but there’s a layer at the top of the water kinds like fibers, is this just a protein buildup since I haven’t gotten a filter in it yet or what is it?View attachment 1497773s