Black Pacu (Colossoma macropomum) Sizes:2"-3" inches as it allows them to

as it allows them to pursue natural foraging behaviors

Needs space for ambush zones and short bursts of speed

The Sailfin Marble Achara Catfish (Leiarius pictus) is a stunning and fast-growing South American predator known for its marbled pattern

with this coloration forming at the edges of each of its fins as well

Black Pacu (Colossoma macropomum) Sizes:2"-3" inches as it allows them toAlso known as the Tambaqui (Colossoma macropomum) is a large species of freshwater fish in the family Serrasalmidae. It is native to tropical South America, but kept in aquaculture and introduced elsewhere. It is also known by the names black pacu, black finned pacu, giant pacu, cachama, gamitana, and sometimes as pacu (a name used for several other related species).