My tank is 5 months oId. I have a large white spotted hermit crab. Just recently some colored spots have appeared on his shell and the extra shells in the tank. I've tried cleaning it off and it's stuck on there pretty good. Yellow, green, red, and brown spots. Just algae?
Sent from my SAMSUNG-SGH-I317 using Aquarium Advice mobile app
Sent from my SAMSUNG-SGH-I317 using Aquarium Advice mobile app
