Related Clues:
- Prefix with meter or methylene
- Popular tank fillers
- With four parts
- Fish store favorite
- Colorful aquarium swimmer
- Flashy tank fish
- Four front?
- Colorful additions to tanks
- Half of octo-
- "Four" at the fore
- Aquarium inhabitant
- "Neon" fishes
- Fish cooked as treat
- Group of four mostly tropical fish
- Pet store swimmers