Are you using floating pellets to feed him? If so, you may want to try the sinking type and see if that helps. (In the interim you can put the pellets in a bowl of tank water to soften them up, then gently squish out the air so they'll sink).
Otherwise, if you can post up the water chemistry of your aquarium with the Severum in it, that may inform some things to help ID what might be wrong with him.
Otherwise, if you can post up the water chemistry of your aquarium with the Severum in it, that may inform some things to help ID what might be wrong with him.
- PH of the water. Hard or soft water?
- Measured Nitrates of the water in PPM.
- How big is the tank in volume, plus provide dimensions please.
- What is filtering the aquarium?
- Who else is in this tank with the Severum?
- How often do you conduct cleaning and water changes for this aquarium?