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Arapaima

Arapaima gigas

Also known as: Arapaima, Pirarucu, Paiche

Origin: South America

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Water Parameters

Temperature2428 °C
15 °C35 °C
pH67
49
GH (Hardness)18 °dGH
0 °dGH30 °dGH
KH (Alkalinity)04 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
450 cm
Min Tank
10000 L
Lifespan
15-20
Swimming Level
top-middle
Schooling
No
Diet
carnivore
Temperament
apex predator; consumes all fish and animals within reach

About

Arapaima gigas can exceed 2 metres in the wild and 3 metres under exceptional captive conditions, making it one of the most remarkable vertebrates alive today. It is an obligate air breather that must surface to breathe every 5-20 minutes. Offered here for licensed display facilities only; not suitable for any domestic aquarium.

Care Guide

Water: 24-28°C, pH 6.0-7.0, soft Amazonian-type water; exceptionally high filtration capacity required. Tank: Minimum 10,000L public display system with unrestricted surface access for air breathing. Feeding: Carnivore; large fish, crustaceans, terrestrial animals in the wild; can be trained to pellets. Behaviour: Apex predator; will consume anything that enters the water with it. Compatibility: Display-only species; no practical community tankmates at domestic scale.

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