Trident puffer fish
| Trident puffer fish | ||||||||||||
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Three-toothed pufferfish ( Triodon macropterus ) |
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| Systematics | ||||||||||||
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| Scientific name of the family | ||||||||||||
| Triodontidae | ||||||||||||
| Bleeker , 1859 | ||||||||||||
| Scientific name of the genus | ||||||||||||
| Triodon | ||||||||||||
| Cuvier , 1829 | ||||||||||||
| Scientific name of the species | ||||||||||||
| Triodon macropterus | ||||||||||||
| Lesson , 1831 |
The three- toothed puffer fish ( Triodon macropterus ) or belly sac puffer fish is part of the monotypical family Triodontidae. It lives near the coast in the tropical Indo-Pacific from East Africa to the Philippines , Japan , Australia , New Caledonia and Tonga at depths of 50 to 300 meters.
features
Its jaws are covered with three teeth each. The dorsal and anal fin have eleven rays , the deeply forked caudal fin have twelve. Most specimens from Indonesia to Japan have a small dorsal fin with one or two hard rays. In contrast to the puffer fish (Tetraodontidae), ribs are present. The three-toothed puffer fish grows up to 54 centimeters long.
In addition to the one living today, a fossil species, Triodon antiquus from the Eocene , is known.
literature
- Joseph S. Nelson : Fishes of the World . John Wiley & Sons, 2006, ISBN 0-471-25031-7 .
Web links
- Three-tooth puffer fish on Fishbase.org (English)
- Family Triodontidae - Three-toothed puffer on Fishbase.org (English)