Wedge Tail Triggerfish

The wedge-tail triggerfish, also known as Rhinecanthus rectangulus, is a brightly colored fish named for its striking pattern and vibrant hues. Found in tropical coral reefs of the Indo-Pacific, this species is known for its bold personality and territorial behavior. It has a distinctive shape, with a compressed body and strong jaws used for feeding on hard-shelled invertebrates. The wedge-tail triggerfish is a popular choice for marine aquariums but requires a spacious environment due to its active nature.
Length~15 (max 30)
Weight~1 (max 2)
WaterSalt
Water Temp22-30° F
Depth20 ft
- Other namesReef triggerfish, Rectangular triggerfish, Picasso triggerfish, Humuhumu
- Length~15 (max 30)
- Weight~1 (max 2)
- WaterSalt
- Water Temp22-30° F
- Depth20 ft
Popular lures for Wedge Tail Triggerfish
Regulation for Wedge Tail Triggerfish
- Season-
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Living Conditions
🐟 Habitat preferences
- Wedge-tail triggerfish are typically found in shallow, warm waters of coral reefs
- They prefer areas with plenty of hiding spots among rocks and coral, where they establish territories
- Their diet consists mainly of hard-shelled invertebrates, such as crustaceans, mollusks, and sea urchins
- They are solitary and can be aggressive, particularly when defending their territory from intruders
♻️ Life cycle and mating behavior
- Wedge-tail triggerfish exhibit a strong territorial instinct, especially during the breeding season
- They are known to pair bond, with both males and females participating in nest building and guarding the eggs
- Eggs are laid in a nest on the seafloor, and the parents fiercely protect the nest from potential threats
- Juveniles remain within the territory until they are mature enough to establish their own space in the reef