Common name: Longnose butterflyfish

Scientific name: Forcipiger longirostris (Broussonet, 1782)
Forcipiger longirostris, commonly known as the longnose butterflyfish or big longnose butterflyfishForcipiger longirostris
Big longnose butterflyfish, Forcipiger longirostris, Sulawesi Indonesia.Forcipiger longirostris

General information

The Longnose Butterflyfish, scientifically known as Forcipiger longirostris, is a striking species admired for its elongated snout and vibrant yellow body with a black mask across its eyes. This species is a member of the Chaetodontidae family and is often sought after by aquarists for its unique appearance and active swimming behavior.

Details

Recommended minimum tank volume
300 liter (79 gallons)
Salinity
S.G. 1.020 to 1.025
Temperature
24 to 26 °C (75 to 79 °F)
Acidity
pH 8.1 to 8.4
Average size
22 cm (9″)
Care level
Moderate to easy Sensitive to water quality.
Diet
Carnivore Prefers live foods; can adapt to frozen.
Social
Solo Can be territorial; best kept alone.
Reefsafe
Yes
Aggression
Semi aggresive May nip at clam mantles and some corals.
Captive bred
No
Conservation statusSource: IUCN Red List
ExtinctThreatenedLeastConcern

Taxonomy

  1. Kingdom
    Animals
    Animalia
  2. Phylum
    Chordates
    Chordata
  3. Class
    Ray-finned Fishes
    Actinopterygii
  4. Order
    Perch-like Fishes
    Perciformes
  5. Family
    Butterflyfish
    Chaetodontidae
  6. Genus
    Longnose Butterflyfish
    Forcipiger
  7. Species
    Longnose butterflyfish
    Forcipiger longirostris (Broussonet, 1782)
  8. Synonyms
    Chaetodon longirostris Broussonet, 1782
    Chelmo longirostris (Broussonet, 1782)
    Forcipiger cyrano Randall, 1961
    Forcipiger inornatus Randall, 1961
    Prognathodes longirostris (Broussonet, 1782)

Care

Forcipiger longirostris requires a spacious aquarium with plenty of room to swim and a variety of hiding places among live rock. They are generally peaceful but can be territorial towards other butterflyfish. A varied diet of meaty foods such as mysis shrimp, brine shrimp, and finely chopped seafood is essential for their health. They may also accept high-quality marine flake and pellet foods.

Reproduction

In the wild, Longnose Butterflyfish form monogamous pairs during the breeding season. They are pelagic spawners, releasing eggs and sperm into the water column where fertilization occurs. Raising the larvae in captivity is challenging due to their planktonic nature and specific dietary requirements.

Symbiosis

While not known for a specific symbiotic relationship like clownfish with anemones, Forcipiger longirostris plays a role in the reef ecosystem by controlling populations of certain invertebrates and by being a part of the food chain.

Habitat

The natural habitat of the Longnose Butterflyfish spans across the Indo-Pacific region, from East Africa to the Hawaiian, Marquesan, and Ducie islands, north to southern Japan, south to Lord Howe and Rapa islands. They are typically found in coral-rich areas of lagoon and seaward reefs, from the surface to depths of 30 meters.