PISCES : Torpediniformes : TorpedinidaeCARTILAGINOUS FISH

Torpedo nobiliana (Bonaparte, 1835)

Electric Ray


 image: tornob
Torpedo nobiliana

Description: Electric rays have rounded disc-like bodies and smooth skin and two dorsal fins located on a short, thick tail. The upper surface of the ray is dark greyish-blue to dark brown and the underside is white. Adult fish can be up to 2m long.

Habitat: The electric ray is usually found on sand or mud at depths between 10-350m. It catches and envelops bottom-living fish in its pectoral fins and delievers a powerful electic shock from the electric organs located in the pectoral fins, stunning or killing the fish before it eats it.

Distribution: Although this species has been recorded from all around the coasts of Britain and Ireland it is rarely encountered by divers.

Similar Species: The marbled electric ray (Torpedo marmorata) is similar in shape but can easily be distinguished by its marbled coloration and papillae-like processes around the inner edge of the spiracles.

Key Identification Features:

  • Ray with circular, disc-like body
  • Short, thick tail with broad tail fin
  • Dark grey colour on upper surface, white underneath

Distribution Map from NBN: Torpedo nobiliana at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Torpedo nobiliana at iNaturalist World Species Observations database.

WoRMS: Torpedo nobiliana at World Register of Marine Species. Accepted name: Tetronarce nobiliana (Bonaparte, 1835). AphiaID: 321911.

Classification: Biota; Animalia; Chordata; Vertebrata; Gnathostomata; Chondrichthyes; Elasmobranchii; Neoselachii; Batoidea; Torpediniformes; Torpedinidae; Torpedo

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 Picton, B.E. & Morrow, C.C. (2024). Torpedo nobiliana. (Bonaparte, 1835). [In] Encyclopedia of Marine Life of Britain and Ireland.
https://www2.habitas.org.uk/marbiop-ni/speciesaccounts.php?item=ZF1230. Accessed on 2024-07-07