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Characins
/ Characinae / Slender Freshwater Barracuda
Slender Freshwater Barracuda, Big-eyed Cachorro
Acestrorhynchus nasutus | Pictures
SYN: Hydrogon
nasutus, Xiphoramphus nasutus, Xiphorhynchus nasutus
PD: A slender, elongated fish that has a large mouth and eyes. It body ranges from yellow
to silver while its belly is white. The dorsal fin is located far back on the body and stands tall. Its tail is
forked with yellow marking and a black spot can be found at its base. The other fins are transparent.
SIZE: To 16" (40 cm)
SS: Other A cestrorhynchus
species.
HAB: South America; northern Amazon Basin
S: middle, top
TANK: 60" (150 cm) or 90-plus gallons (342 L).
See
A. falcatus for other specifications.
WATER: pH 6-7.5 (7.0), 8-16 dH (12), 75-82°F (24-28°C)
SB: As for Acestrorhynchus
falcatus
SC: A.
falcatus
FOOD: Live: mostly fish; earthworms, aquatic insects,
Tubifex; pellets; chopped meat.
SEX: Females are plumper.
B: Unsuccessful in captivity
BP: 10.
No success in spawning this fish has been reported
R: See Acestrorhynchus
falcatus.
This species is not an aquarium fish.
DC: 7.
A large and aggressive fish that requires a diet including live foods.
Recent articles about fish
Overfishing may hurt Amazon forest trees
(2/5/2008) Overfishing is reducing the effectiveness of seed dispersal by fish in the Brazilian Pantanal, reports Nature. The research suggests that fishing practices can affect forest health.
Scientists find fish that literally lives in trees
(10/17/2007) Scientists have found a fish that literally lives in trees, according to research published in The American Naturalist and highlighted in New Scientist Magazine.
Piranhas originated when Amazon was flooded by seawater
(12/4/2007) South America's piranha family of fish -- notorious as eaters of flesh -- can be traced back to a single ancestor which dispersed when the Amazon was flooded by seawater some five million years ago, report researchers from the Institut de Recherche Pour le Developpement (IRD). Today piranhas are exclusively freshwater fish found from the Orinoco River basin in Venezuela to the Parana in Argentina.
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