Common Name(s)
Black Pacu, Tambaqui, Giant Pacu, Cachama, Gamitana
Scientific Name
Colossoma macropomum
Family
Characidae
Origin
South America
Temperament
Aggressive
Maximum Size
40 inches
Minimum Tank Size
500+ US Gallons
Tank Setup
They require very good filtration.
Tank Region
Middle
Diet
They are herbivorous and should be fed a varied diet of quality pellets or sticks, with lots of fruits and vegetables. Lettuce, spinach, peas, carrots, apple, cabbage etc. are all good for them.
Breeding
They haven't been bred in captivity.
Compatibility
They will eat smaller fish, however they are peaceful with bigger species.
Ease of Keeping
Challenging
Care
pH: 5.5-7.5, Temperature: 72-82 degrees Fahrenheit
Can live up to 25 years with proper care.
Schwarzer_Pacu_Colossoma_macropomum_Tierpark_Hellabrunn-1.jpg

By Rufus46 - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=36213773