The Flagtail Prochilodus isa silver, freshwater characin from the Amazon basin known for its distinctive red and black striped tail. These fish have large pursed lips, grow to over 10 inches long, and are active algae-eaters. They require large tanks with powerful filtration, strong currents, and tight-fitting lids to prevent them from jumping.
Physical Characteristics
Size:Can grow to about 10-12 inches (25-30 cm), sometimes larger.
Coloration:Silvery body, large pursed lips, and a prominent tail with bold alternating black and orange stripes.
Juveniles:Often have a smattering of dark spots on their flanks, which fade with age.
Habitat and Diet
Origin:Native to the Amazon River system in South America.
Diet:Omnivorous, feeding heavily on algae and vegetable matter. They will eat green flakes, algae wafers, and leafy greens like spinach.
Aquarium Care
Tank:A very large tank is necessary, with a minimum of 180 gallons recommended for an adult.
Filtration & Water Flow:Require powerful filtration and strong water current.
Lid:A tight-fitting lid is essential, as they are powerful jumpers.
Water Quality:Sensitive to poor conditions and produce significant waste, necessitating frequent water changes.
Tank Mates:Best kept with other large, active, and docile fish, as they can be quarrelsome.
Behavior
Activity:Very active and constantly busy foraging for food.
Jumping:Known to be expert jumpers, making a secure lid crucial.