Scientific Name: Gramma loreto
Common Names: Royal Gramma, Fairy Basslet
Size: Up to 3 inches (7.5 cm)
Lifespan: 5–6 years (longer with proper care)
Temperament: Peaceful, but can be territorial in small spaces
Diet: Carnivore – prefers meaty foods like mysis shrimp, brine shrimp, and high-quality marine pellets
Reef Compatibility: Yes – safe with corals and invertebrates
Tank Size: Minimum 30 gallons
Water Parameters:
- Temperature: 72–78°F (22–26°C)
- pH: 8.1–8.4
- Salinity: 1.020–1.025
- Water Hardness: 8–12 dKH
Appearance
The Royal Gramma is easily recognized by its brilliant purple front half and bright yellow tail, creating a stunning contrast. This coloration helps it blend into coral crevices in the wild.
Care Requirements
Tank Setup: Prefers aquariums with plenty of live rock caves and hiding spots.
Behavior: Generally peaceful but may be territorial toward smaller fish or those of similar shape.
Compatibility: Works well in community and reef aquariums. Best kept with other peaceful species.
Why Choose the Royal Gramma?
✔ Hardy and easy to care for – great for beginners
✔ Beautiful, vibrant colors that stand out in any aquarium
✔ Completely reef-safe – won’t harm corals or invertebrates
Note: Avoid housing with aggressive tankmates, as the Royal Gramma may become shy and hide often.
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