mollie health

23 16:51:33

Question
hello,
i have a 10gal tank with about 9 little Mollies in it one of the Mollies has a bend where the tail begins from at the the base of torso to just before the fan at the end of the tail. he was not like that yesterday evening. i also found a dead Mollies same tank bent in the same way. can you please tell me what is happening to my Mollies?
please answer ASAP. thank you. Maria

Answer
I don't know. It sounds like they are getting injured. Try to watch the fish and see where and how it happens. If it's something that can be removed, remove it and keep an eye on the tank. If it can't, see if you can find a way to discourage the fish from doing that.