fish-tank › fish species
Royal Gramma (Gramma loreto)
Reef-safe, color-stable, cave-dweller. Defends a single hideout; one per tank under 75gal to avoid territorial deaths.
Specifications
- ecosystem
- saltwater
- min tank gallons
- 30
- adult size in
- 3
- temperature range f
- 72-78
- ph range
- 8.1-8.4
- salinity sg
- 1.024-1.026
- care difficulty
- beginner
- aggression
- peaceful
- community compatible
- yes
- schooling min count
- 1
- diet
- carnivore
- lifespan years
- 5-8
- tank zone
- middle
Sources
- Bulk Reef Supply public guides · ingest 2026-05-06
- ReefBuilders public spec PDFs · ingest 2026-05-06
- Manufacturer spec sheets (Fluval, Eheim, Seachem, Hygger, NICREW, Inkbird, Hagen, Aqueon, Waterbox, Innovative Marine, Red Sea, UNS, Cobalt, Finnex, Hydor, Twinstar, Kessil, AI, CO2Art, GLA, Aquatek, ADA, CaribSea, Reef Octopus, Bubble Magus, Eshopps, Sicce, Ecotech Marine, AquaTop, API, Salifert, Hanna) · ingest 2026-05-06