Elasmobranchii (sharks and rays) >
Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology: Amblyraja: Greek, amblys = darkness + Latin, raja, -ae = ray (Raja sp.) (Ref. 45335).
Environment / Climate / Range
Ecology
Marine; bathydemersal; depth range 1061 - 2322 m (Ref. 80796), usually 1100 - 2300 m (Ref. 9261). Deep-water, preferred ?
Eastern Pacific: Gulf of Panama. Western Pacific: Tohoku Slope and Okhotsk Slope. Reported from British Columbia, Canada (Ref. 6885).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 86.0 cm TL male/unsexed; (Ref. 9261); 100.0 cm TL (female)
Occurs on the continental slope (Ref. 9261). Oviparous (Ref. 50449). Produces horny-shelled eggs (Ref. 205).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).
McEachran, J.D. and K.A. Dunn, 1998. Phylogenetic analysis of skates, a morphologically conservative clade of elasmobranchs (Chondrichthyes: Rajidae). Copeia 1998(2):271-290. (Ref. 27314)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Threat to humans
Harmless
Human uses
Fisheries: of no interest
More information
Age/SizeGrowthLength-weightLength-lengthLength-frequenciesMorphometricsMorphologyLarvaeLarval dynamicsRecruitmentAbundance
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
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