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Pacu

By Gary Bolton

Family: Serrasalmidae

Species: Colossoma bidens

Size: 40cm (16 inch)

Diet: Herbivorous

Tank levels: Upper and middle

Habitat: Guapore River, on the borders of Bolivia and Brazil

Remarks: The Pacu’s diet consists of fruit and vegetable matter, This species of fish can be confused with Colossoma brachipomum.

Comments: The shape of this fish resembles that of the Piranha. The chest area, the lower edge of the gill-cover, and the pectoral, pelvic, and anal fins are red. The rest of the body is silver with faint dark spots above the lateral line. There are teeth in the mouth, but the head is not as large as those of its carnivorous relatives. Anal and caudal fins have black edges.

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