cutlercutie
Aquarium Advice Apprentice
- Joined
- Dec 5, 2013
- Messages
- 13
I have a 5 gallon tank with a filter and heater. I have one betta, one otto cat fish, and two shrimp. I want to treat my betta with betta fix but was unsure if i could treat the whole tank or if i need to put him in a separate tank. Will betta fix harm my other fish and can i use it with a filter?