Trachinotus blochii, commonly known as the Giant Trevally or Snubnose Pompano, is a large and impressive member of the Carangidae family. This species is highly sought after by marine aquarium enthusiasts who have the space and experience to accommodate its size and active nature.
Care Level: Moderate to advanced due to size and activity requirements.
Temperament: Generally semi-aggressive; may show territorial behaviour especially in confined spaces. Best housed with similarly sized or robust tank mates.
Diet: Carnivorous – feeds on a variety of meaty foods including live or frozen crustaceans, fish, and specialised marine pellets.
Minimum Tank Size: A minimum of 600 litres (approximately 130 gallons) is recommended to provide adequate swimming space and reduce stress.
Lighting Requirements: Standard marine aquarium lighting is sufficient; no special lighting needs.
Water Flow: Moderate to strong water movement mimics natural habitat conditions and supports fish health.
Placement: Mid to upper water column; requires open swimming areas with some shelter or rockwork for security.
Origin: Indo-Pacific region.
Maximum Size: Can grow up to 70 cm in captivity, though typically smaller in aquarium settings.
Due to its size and temperament, Trachinotus blochii is best suited for experienced marine aquarists with large, well-established tanks. Regular water quality monitoring and a varied diet are essential to maintain health and vibrant coloration.
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