Bucktooth tetra (Exodon paradoxus)

Scientific name: Exodon paradoxus M?ller & Troschel, 1844

Bucktooth tetra (Exodon paradoxus)

The Bucktooth tetra (Exodon paradoxus) is a freshwater fish of the family Characidae that grows to about 7.5 cm (3 in). It is semi-aggressive, needs carefully chosen tank mates and needs a tank of at least 210 L (55 US gal), water at 23–28°C (73–82°F) and a pH of 5.5–7.5. Native range: South America, Amazon and Tocantins River basins.

Bucktooth tetra care at a glance

Temperament
Semi-aggressive
Community tank
With caution
Adult size
7.5 cm (3 in)
Minimum tank
210 L (55 US gal)
Temperature
23–28°C (73–82°F)
pH
5.5–7.5
Hardness
5–20 dGH (89–357 ppm)
Diet
Omnivore. Accepts live foods.

Species facts

Scientific name
Exodon paradoxus
Family
Characidae (Characins)
Order
Characiformes (Characins)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
7.5
Environment
Freshwater;; pH range: 5.5 - 7.5; dH range: 0 - 20 pelagic
Climate
Tropical
Distribution
South America: Amazon and Tocantins River basins. Also known from Guyana.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Aquarium: commercial
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

More tetras & characins

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Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.

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