pest snail

Hey guys, I have a spionid worms on my sps and they are closes and looks brown, not all acros just someone.. How to fight them? I thought about doing a dip of KCI Potassium Chloride but i dont know if is works .... some idea ?

Hi, I’ve had this clam for several months now and just recently noticed a bunch of these snails on my clam when the lights are off. Seems to only be on the clam and nowhere else, I can see maybe 8-10 of them. Clam is healthy and is growing really good. I’m sure they aren’t pyramid snails. Should...