Pacific Sailfin Tang

Zebrasoma velifer

Habitat & Distributio :  Pacific Ocean 

Diet : Algae & Zooplankton 

Size : 40 cm 

Lifespan : 30-45 years

Description

The Pacific Sailfin Tang is a large, disc-shaped surgeonfish recognized by its exceptionally tall dorsal and anal fins. It features vertical white/yellow bars against a dark brown-grey body, with a white-spotted snout 

Behavior

When alarmed, stressed, or establishing dominance, the Sailfin Tang will extend its massive dorsal and anal fins, creating a large, imposing presence. 

Reproduction

They reproduce through pelagic spawning in pairs, usually near the surface, with a high lunar cycle dependency. Females are often larger than males, and they often form pairs that defend shared feeding territories, releasing eggs and sperm during a quick upward spawning rush 

Communication & Perception

They communicate primarily through visual cues, using dramatic changes in body shape, color, and fin positioning to signal aggression, fear, or courtship. These behaviors, along with their specialized physical features, help them manage territorial boundaries and interact with other species on the reef 

Predator(s)

Reef sharks, lionfish, groupers, moray eels