Longnose Butterflyfish

Taxonomy

Kingdom: Animalia

Phylum: Chordata

Class: Actinopterygii

Order: Acanthuriformes

Family: Chaetodontidae

Genus: Forcipiger

Forcipiger flavissimus

Habitat & Distribution :  Indo-Pacific Ocean

Diet: Zooplankton, algae, worms, and small crustaceans

Size: < 22 cm 

Lifespan: 5 - 10 years

Description

The longnose butterflyfish (Forcipiger flavissimus and F. longirostris) is characterized by a bright yellow, highly compressed body, a very long, forceps-like snout for feeding, and a distinctively divided head—black on top and white below

Behavior

The longnose butterflyfish (Forcipiger flavissimus/longirostris) is a diurnal, largely monogamous reef fish known for its elongated snout, used to pick small crustaceans, tube feet, and worms from coral crevices. They are active swimmers often seen in pairs, defending territories with acoustic signals (popping sounds) and head-flicking.

Reproduction

Longnose butterflyfish, are monogamous, oviparous pelagic spawners that form stable pairs and release thousands of buoyant eggs into the water column.

Communication & Perception

Longnose butterflyfish ( F. flavissimus) communicate primarily through a combination of acoustic signals (sound) and stereotyped body movements to establish territories and manage social encounters. 

Predator

moray eels, groupers, snappers, sharks, triggerfish, and large wrasses