finlets

Since... i think 2-3 weeks, i'm the lucky owner of a polypterus teugelsi (:nilly:). It arrived very small, barely about 1,5". With a great apetite it seems to be growing about 0,1" per week. It is still verry shy, but seems to be healthy and active. Now to my question: It looks, like it has its...

I’ve noticed my albino Senegal with a few bloody finlets the past 2 times I’ve done a water change. I change about 75% of the water every 4ish days. None of the other polys or fish show open wounds. Wondering if the bloody finlets is from aggression (he’s the smallest poly) or potentially from...