Bathyraja richardsoni

(GARRICK, 1961)


Richardson's ray
Classification: Elasmobranchii Rajiformes Arhynchobatidae

Reference of the original description
GARRICK, J.A.F. (1961)
Studies on New Zealand Elasmobranchii. Part XIII. A New Species of Raja from 1,300 Fathoms. Transactions of the Royal Society of New Zealand, 88 (4): 743–748

Image of the original description
Image in copyright.

Synonyms / new combinations and misspellings
Bathyraja cf. richardsoni, Raja richardsoni, Spiniraja richardsoni

Types
Bathyraja richardsoni
Holotype: NMNZ: P01898;


Description :


Citation: Bathyraja richardsoni (GARRICK, 1961): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 09/2018

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Bathyraja richardsoni (GARRICK, 1961), © Alexei Orlov
Common names
spa Raya de Richardson, fra \(T\) Raie de Richardson, eng Deepsea skate, eng Richardson"s ray, eng Richardson"s skate

Short Description
Grey in color; diamond-shaped and without large thorns on body or tail [578].

Distribution
Northeast Atlantic: northwestern Bay of Biscay. Northwest Atlantic: southern Labrador, Canada to southwestern Georges Bank. Southwest Pacific: Cook Strait, New Zealand. First record: 2012: North Carolina [15544];

Biology
Oviparous [7182]. Paired eggs are laid. Embryos feed solely on yolk [733]. Eggs have horn-like projections on the shell [17086]. Found in deepwater on lower parts of continental slopes, on submarine rises and on deep-sea plains adjacent to both. Feeds mainly on fishes, with a small amount of shrimps.

Size / Weight / Age
175 cm TL (male/unsexed; [7182])

Habitat
bathydemersal; marine; depth range 1370 - 2500 m [578]

Parasites (arranged by Jürgen Pollerspöck)
Cestoda