Elasmobranchii (sharks and rays) > Carcharhiniformes
(Ground sharks) > Scyliorhinidae
(Cat sharks) > Scyliorhininae
Etymology: Scyliorhinus: skylion, Greek for dogfish or small shark; rhinus, from rhine (Gr.), rasp, alluding to a shark’s jagged, rasp-like skin. (See ETYFish); comoroensis: -ensis, Latin suffix denoting place: Comoro Islands, western Indian Ocean, type locality. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range ? - 400 m (Ref. 26282). Deep-water
Western Indian Ocean: Comoro Islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Better reference needed. Type specimen taken from a depth of 400 m (Ref. 26282). Oviparous (Ref. 50449).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).
Shirai, S., S. Hagiwara and K. Nakaya, 1992. Scyliorhinus tokubee sp. nov. from Izu Peninsula, southern Japan (Scyliorhinidae, Elasmobranchii). Jap. J. Ichthyol. 39(1):9-15. (Ref. 13112)
IUCN Red List Status (Ref. 125652)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00288 (0.00148 - 0.00562), b=3.19 (3.01 - 3.37), in cm total length, based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic level (Ref. 69278
): 3.9 ±0.5 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be <100).
Fishing Vulnerability (Ref. 59153
): Moderate to high vulnerability (47 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .