Bathyraja interrupta
(GILL & TOWNSEND, 1897)
Sandpaper skate
Classification: Elasmobranchii Rajiformes Arhynchobatidae
Reference of the original description
Diagnoses of new species of fishes found in Bering Sea. Proceedings of the Biological Society of Washington, 11: 231–234
Diagnoses of new species of fishes found in Bering Sea. Proceedings of the Biological Society of Washington, 11: 231–234
Image of the original description
No image in first description.
No image in first description.
Synonyms / new combinations and misspellings
Raia interrupta, Raja interrupta, Rhinoraja interrupta
Raia interrupta, Raja interrupta, Rhinoraja interrupta
Description :
Citation: Bathyraja interrupta (GILL & TOWNSEND, 1897): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 02/2019
Please send your images of "Bathyraja interrupta" to info@shark-references.com
Bathyraja interrupta (GILL & TOWNSEND, 1897), © Alexei Orlov

Bathyraja interrupta (GILL & TOWNSEND, 1897), © Alexei Orlov
Common names
Bering skate,
Black skate,
Sandpaper skate



Short Description
A single row of strong sharp spines along mid-dorsal line from a point about 1 interorbital space behind the orbits to the first dorsal fin; 1 or 2 large spines on shoulder girdle; in males, patches of large sharp spines near tips of pectoral fins and extending toward snout along margin of the fin (Ref. 6885). Caudal fin much reduced; pelvic fins large and deeply notched (Ref. 6885). All fins covered with scales (Ref. 6885). Adults slate black on back; juveniles a uniform grayed brown with small brown spots; white on ventral surface; white spot on either side of tail evident in small individuals (Ref. 6885).
A single row of strong sharp spines along mid-dorsal line from a point about 1 interorbital space behind the orbits to the first dorsal fin; 1 or 2 large spines on shoulder girdle; in males, patches of large sharp spines near tips of pectoral fins and extending toward snout along margin of the fin (Ref. 6885). Caudal fin much reduced; pelvic fins large and deeply notched (Ref. 6885). All fins covered with scales (Ref. 6885). Adults slate black on back; juveniles a uniform grayed brown with small brown spots; white on ventral surface; white spot on either side of tail evident in small individuals (Ref. 6885).
Distribution
North Pacific: off Cape Navarin in the western Bering Sea and Agattu Island (Aleutian Islands) to Cortez Bank, southern California, USA.
North Pacific: off Cape Navarin in the western Bering Sea and Agattu Island (Aleutian Islands) to Cortez Bank, southern California, USA.
Biology
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]. Feeds on squids, fish eggs, detritus and benthic invertebrates [5868].
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]. Feeds on squids, fish eggs, detritus and benthic invertebrates [5868].
Remarks
shark-references Species-ID=513;
shark-references Species-ID=513;
Parasites (arranged by Jürgen Pollerspöck)
Cestoda
Cestoda
- Dasyrhynchus sp. [16112]
- Grillotia borealis KEENEY & CAMPBELL, 2001 [9438] [16112] [17919] [7411]
- Grillotia musculara (HART, 1936) DOLLFUS, 1942 [7411]