Description
Scientific Name: Acanthurus tennetti
Common Name: Lieutenant Surgeon / Doubleband Surgeonfish / Tennenti Tang
Adult Size: Up to 10–12 inches (25–30 cm)
Life Expectancy: 10–15 years in captivity with proper care
Habitat:
Found in coastal coral reefs and lagoon areas
Native to the Indo-Pacific, from East Africa to Fiji
Frequently inhabits clear outer reef slopes and reef crests
Tank Requirements
Minimum Tank Size: 125 gallons (475 liters) or larger
Needs ample swimming space and rockwork for grazing
Ideal Temperature: 75–82°F (24–28°C)
pH Range: 8.1–8.4
Water Hardness: 8–12 dKH
Temperament:
Generally peaceful, though may be territorial with other tangs
Best kept with non-aggressive tank mates
Can coexist with other species if introduced properly
Diet & Nutrition
Primarily herbivorous, grazing on algae and plant matter
Offer:
Dried seaweed (nori) attached to a veggie clip
Spirulina-based flakes or pellets
Occasional mysis or brine shrimp for protein
