Bathyraja trachura

(GILBERT, 1892)

Roughtail skate
Classification: Elasmobranchii Rajiformes Arhynchobatidae

Reference of the original description
GILBERT, C.H. (1892)
Descriptions of thirty-four new species of fishes collected in 1888 and 1889, principally among the Santa Barbara Islands and in the Gulf of California. Proceedings of the United States National Museum, 14: 539–566

Image of the original description
No image in first description.

Synonyms / new combinations and misspellings
Raia trachura, Raja trachura

Bathyraja trachura
Holotype: USNM: 46930;

Description :

Citation: Bathyraja trachura (GILBERT, 1892): In: Database of modern sharks, rays and chimaeras,, World Wide Web electronic publication, Version 02/2021

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Bathyraja trachura (GILBERT, 1892), © Alexei Orlov
Common names
spa Raya de cola rugosa, eng Black skate, eng Roughtail skate

North Pacific: Bering Sea to northern Baja California, Mexico. Source:

Oviparous, paired eggs are laid. Embryos feed solely on yolk [733]. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother [17086].

Size / Weight / Age
56.0 cm WD (male/unsexed; [17050])

bathydemersal; marine; depth range 400 - 1994 m (Ref. 50550)

shark-references Species-ID=556;