Cat-eLog Right Auchenipteridae Right Auchenipterinae Right Trachelyopterus  |  | 

  • Trachelyopterus ceratophysus
  • Trachelyopterus ceratophysus
  • Trachelyopterus ceratophysusDorsal view of head
  • Trachelyopterus ceratophysus
  • Trachelyopterus ceratophysus
  • Trachelyopterus ceratophysusDorsal view
  • Trachelyopterus ceratophysusVideo
  • Trachelyopterus ceratophysusDorsal view
  • Trachelyopterus ceratophysus
  • Trachelyopterus ceratophysusFrontal view
  • Trachelyopterus ceratophysusGroup
  • Trachelyopterus ceratophysus
  • Trachelyopterus ceratophysus
  • Trachelyopterus ceratophysus
  • Trachelyopterus ceratophysus
Down Cat-eLog Data Sheet
Scientific Name Trachelyopterus ceratophysus    (Kner, 1858)
Common Name
Type Locality Mato Grosso, Rio Guaporé, Rio Branco, and Rio Negro, Brazil.
Synonym(s) Auchenipterus ceratophysus, Parauchenipterus ceratophysus
Etymology Trachelyopterus: From the Greek, trachelos, meaning neck and pteron, meaning fin; in reference to the long cranial shield, which gives the appearance that the dorsal fin originates at the neck region. 
Down Habitat Information
Distribution South America: Guaporé, Branco, and Negro River basins.
Amazon, Middle Amazon (Solimoes), Negro, Lower Negro, Branco (Roraima) (click on these areas to find other species found there)
Amazon, Middle Amazon (Solimoes), Madeira, Mamoré, Guaporé (Iténez) (click on these areas to find other species found there)
Amazon, Middle Amazon (Solimoes), Negro (click on these areas to find other species found there)

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IUCN Red List Category
Least Concern
, range map and more is available on the IUCN species page. Last assessed 2020.
Down Husbandry Information
Breeding Unreported in the aquarium.
Breeding Reports There is no breeding report.
Down Further Information
Reference Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 26 (s. 373), pp 427 [57], Pl. 7 (fig. 23).
Registered Keepers There are 4 registered keepers, view all "my cats" data.
Wishlists Love this species? Click the heart to add it to your wish list.
There is no wish to keep this species.
Spotters Spotted this species somewhere? Click the binoculars!
There are 3 records of this fish being seen, view them all.
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Trachelyopterus ceratophysus QR code LFS label creator
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Last Update 2025 Jan 02 00:48 (species record created: 2007 Mar 11 09:12)