gemach7
Aquarium Advice FINatic
- Joined
- Apr 21, 2014
- Messages
- 614
Pineapple sponges. Common filter feeders. They are most likely being helped out by the food you're adding for the pods...but you don't need to do that. If you want to cultivate pods you can easily do it outside the tank without fouling up the water column in your display.1