Tomini Tang

The Tomini Tang (Ctenochaetus tominiensis), also known as the Bristletooth Tomini Tang or Tomini Surgeonfish, is a captivating marine fish native to the central Indo-Pacific region. Renowned for its vibrant coloration and active behavior, it is a popular choice among marine aquarium enthusiasts.

(REEF SAFE / INTERMEDIATE)

Essential Information:

• Common Names: Tomini Tang, Bristletooth Tomini Tang, Tomini Surgeonfish
• Scientific Name: Ctenochaetus tominiensis
• Family: Acanthuridae
• Origin/Habitat: Found in the central Indo-Pacific region, including areas such as Indonesia, the Philippines, and the Solomon Islands.
• Maximum Size: Up to 6 inches (15 cm)
• Lifespan: Typically 5 years; can live up to 10 years with proper care.
• Level of Difficulty: Intermediate; requires a well-established aquarium with stable water parameters and a consistent food supply.

Appearance & Physical Traits:

• Coloration & Pattern: Brown body with brown and yellow dorsal and pelvic fins; white caudal fin.
• Body Shape & Structure: Elongated, slender body with a slightly compressed shape and a prominent dorsal fin.

Habitat & Environmental Needs:

• Minimum Tank Size: A 70-gallon (265 liters) tank is recommended.
• Water Temperature: Maintain between 72°F and 78°F (22°C to 25°C).
• pH Level: Keep between 8.1 and 8.4.
• Specific Gravity: Optimal range is 1.020 to 1.025.
• Aquascape: Provide live rock with ample hiding spots and open swimming areas.

Diet & Feeding:

• Diet Type: Herbivorous
• Preferred Foods: Marine-based seaweed, algae, and high-quality herbivore pellets.
• Feeding Frequency: Feed small amounts 2 to 3 times daily to accommodate their high metabolism.

Behavior & Compatibility:

• Temperament: Generally peaceful; may be shy initially but becomes more outgoing over time.
• Social Behavior: Generally solitary; may tolerate conspecifics in larger tanks.
• Tank Mate Compatibility: Compatible with other peaceful marine species; avoid aggressive fish that may stress the Tomini Tang.
• Activity Level: Moderately active, often seen darting between rocks and occasionally resting in crevices.

Care Considerations & Additional Notes:

• Ease of Care: Suitable for intermediate hobbyists due to specific dietary and environmental requirements.
• Special Requirements: Requires a well-established aquarium with stable water parameters and a consistent food supply.
• Breeding Info: Little is known about breeding the Tomini Tang in captivity.
• Additional Notes: The Tomini Tang is an excellent choice for reef tanks, as it is reef-safe and provides interesting behavior as it interacts with its environment. It can sometimes be territorial with other tangs but generally coexists peacefully with other fish.