The Royal Gramma (Gramma loreto) is one of the most beginner-friendly saltwater fish: hardy, peaceful, reef-safe, and visually spectacular with its sharp purple-to-yellow color split.
Care requirements
- Min tank: 30 gallons
- Diet: Carnivore — mysis, brine, pellets
- Temperament: Peaceful, semi-territorial in caves
- Reef safe: Yes
- Difficulty: Easy