brackish fish

Ive had 2 figure eight puffers for 2 months now. We did a full clean up and water change a week ago due to an algae build up. we didnt change their filters to save the good bacteria in it. their water has stayed pretty clear ever since but they have been acting strange. They sit at the bottom...

Has anyone kept reed fish in brackish water? I keep finding mixed ideas, I would love to keep a couple Reed fish in a brackish tank with some mudskipper. Any thoughts?

Hi, im new to this site and desperately need help with one of my fish. Ive had a 10 gallon for a couple of months and one of my most recent additions is a pair of dalmatian mollies. One of them was rather small but thats likely just because hes young. I noticed the smaller of the pair resting on...

Hi, Just picked up a Knight Goby from my LFS yesterday. The guys there said that it would be fine in a freshwater tank. However, upon doing more research at home, it seems that Knight Gobys thrive in brackish water. I am wondering if I can keep my tank as is (freshwater) or should I look into...