Lamarck's Angelfish

Genicanthus lamarck

Family : Pomacanthidae

FishMarinepoisson-ange

Lamarck's Angelfish is a slender and peaceful angelfish, ideal for community reef aquariums. It is distinguished by its long lyre-shaped caudal fins.

Lamarck's Angelfish — photo 1 sur 4
Izuzuki · Wikimedia Commons · CC BY-SA 2.51 / 4
Popularity
Advanced marine fish
large tank + demanding parameters
Availability
Specialty only
Shop availability
IUCN Status
LC
Least Concern
Biotope
Indo-Pacific
Récifs coralliens de l'océan Indien et Pacifique tropical.

Description

Genicanthus lamarck has an elongated, compressed body, with a forked caudal fin bearing filamentous extensions. Males have a white body with vertical black bars and a yellow spot on the back; females are darker with white spots. This species reaches 20 cm. It is gregarious and can be kept in groups. Its diet is planktivorous, feeding on zooplankton and small invertebrates. In aquariums, it is very active and swims in open water. It is one of the easiest angelfish to keep.

Habitat

Region :

Outer reef slopes and deep lagoons, from 10 to 50 m

Distribution :

Recommended parameters

Temperature2428 °C
pH8.18.4
GH812 °dGH
KH812 °dKH
Salinity1.021.025
NO₃
≤ 20 mg/L
PO₄
≤ 0.05 mg/L
Calcium
≥ 400 ppm
Magnesium
≥ 1250 ppm
Light
Medium
Flow
Medium

Care

Difficulty
2/5
Diet
Suspension feeder
Min. tank
250 L
Min. group
1
Adult size
20 cm
Lifespan
10 years
Temperament
Paisible
Propagation

Care notes

Temperature 24-28°C, pH 8.1-8.4, salinity 1.020-1.025. A minimum tank size of 250 liters is recommended. Prefer an elongated tank with good flow. Diet should be rich in plankton, brine shrimp, and mysis. It can coexist with other peaceful fish. Avoid aggressive angelfish. Water parameters must be stable, nitrates <20 mg/L. Moderate lighting is suitable. Captive breeding is possible but rare.

Similar species

Espèces proches, même habitat ou même maintenance

References