Species Profile
Maroon Clownfish
Premnas biaculeatus
Also known as: Spine-Cheeked Anemonefish
Clownfishsemi-aggressive
Adult size
6″
Minimum tank
30 gal
Temperature
75–82°F
pH
8.1–8.4
Schooling
Solitary OK
Water level
mid
Grows from juvenile
Typically sold at ~1.5″ and reaches 6″ over ~2 years. Plan tank size for the adult, not the fish at purchase.Diet
Marine pellets, frozen mysis, krill
Notes
Deep blood-red with three pale bars. The largest and most aggressive clownfish — females tower over other clowns and frequently kill them. Single specimen or established bonded pair only.
Photo: Jenny (JennyHuang) from Taipei / Wikimedia Commons · Source · CC-BY-2.0