Spotted this scurrying round a patch of algae and wondered if it's a big pod or young shrinp or something else. I've noticed what looks like a few shed skins of the same shape floating around the tank.
Cheers mate. I was dreading you saying it was a mantis or something else bad. Having enough trouble trying to catch the crabs, don't need bad shrimps too lol.
copopods are straight amphapods are curled "in half" or "bent" it has the classic features of a amphapod and its laterally flattened as well.
first pic is cope and 2nd is amph