Lamarck's Angelfish - Genicanthus lamarck
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The Lamarck’s Angelfish (Genicanthus lamarck) is a beautifully patterned and peaceful marine angelfish, known for its striking coloration and elegant swimming behavior. Unlike many other angelfish, it is reef-safe and an excellent choice for larger community marine aquariums.
Common Name: Lamarck’s Angelfish
Scientific Name: Genicanthus lamarck
Family: Pomacanthidae
Size: Up to 10 inches (25 cm)
Temperament: Peaceful
Difficulty: Moderate
Reef Safe: Yes
Native Region: Found throughout the Indo-Pacific, including the central and western Pacific islands, inhabiting deeper reef slopes and channels.
Tank Size: Minimum of 100 gallons
Temperature: 74–80°F (23–27°C)
pH: 8.0–8.4
Salinity: 1.023–1.025
Substrate: Live rock for grazing and hiding; open swimming areas are essential.
• Diet: Omnivorous—feeds on a mix of marine algae, spirulina, mysis shrimp, and high-quality prepared angelfish foods.
• Behavior: Peaceful and social; may form small groups in larger tanks.
• Compatibility: Ideal for community reef tanks with other peaceful species; avoid aggressive tankmates.
• Reef Consideration: Generally safe with corals, clams, and other sessile invertebrates.