Common name: Brazilian Butterflyfish

Scientific name: Prognathodes brasiliensis Burgess, 2001

General Information

The Brazilian Butterflyfish, scientifically known as Prognathodes brasiliensis, is a captivating species that intrigues both marine biologists and aquarium enthusiasts. This species is endemic to the coastal waters of Brazil, making it a unique addition to any marine collection. Its striking appearance and rarity in the aquarium trade add to its allure.

Due to its limited geographic range, the Brazilian Butterflyfish is not commonly found in the aquarium trade. Its rarity and the challenges associated with its capture and transport contribute to its higher price point. Hobbyists interested in this species should be prepared for a potentially lengthy search and a premium price.

Details

Estimated price
Expensive Rarely available due to limited geographic range
Recommended minimum tank volume
200 liter (53 gallons)
Salinity
S.G. 1.023 to 1.026
Temperature
24 to 27 °C (75 to 81 °F)
Acidity
pH 8.1 to 8.4
Average size
12 cm (5″)
Care level
Moderate to difficult
Diet
Carnivore Feeds on small invertebrates and coral polyps
Social
Solo
Reefsafe
Yes
Aggression
Peaceful Can be territorial in smaller tanks
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 Butterflyfishes
    Prognathodes Gill, 1862
  7. Species
    Brazilian Butterflyfish
    Prognathodes brasiliensis Burgess, 2001
  8. Source: GBIF | Global Biodiversity Information Facility

Behavior and Temperament

Typically, the Brazilian Butterflyfish is a peaceful species, known for its calm demeanor. However, it can be somewhat territorial, especially in smaller tanks or when housed with similar-looking species. Its behavior is fascinating to observe, as it gracefully navigates through coral structures, often pausing to inspect its surroundings.

Care

Caring for the Brazilian Butterflyfish requires attention to detail and a commitment to maintaining optimal water conditions. It thrives in well-established aquariums that replicate its natural habitat, with plenty of live rock and coral structures. Maintaining stable water parameters is crucial for its health and longevity.

Diet and Feeding

In the wild, the Brazilian Butterflyfish primarily feeds on small invertebrates and coral polyps. In captivity, it should be offered a varied diet that includes high-quality marine pellets, frozen foods like mysis shrimp, and occasional live foods to stimulate natural foraging behaviors. Feeding should be done once or twice daily, ensuring that the fish receives adequate nutrition without overfeeding.

Health and Common Issues

The Brazilian Butterflyfish can be susceptible to common marine diseases if not properly cared for. Regular monitoring of water quality and prompt treatment of any signs of illness are essential. Ensuring a stress-free environment with minimal aggression from tank mates will also help maintain its health.

Habitat

This species is native to the rocky reefs and coral-rich areas along the Brazilian coastline. It prefers environments with abundant hiding spots and moderate water flow, which can be replicated in captivity with a well-designed aquascape.