Elasmobranchii (sharks and rays) > Rajiformes
(Skates and rays) > Rajidae
Etymology: Orbiraja: Name from Latin word 'orbis' meaning circle, referring to the paired, ring-like pectoral-fin ocelli in all three nominal species..
More on author: Alcock.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 15 - 460 m (Ref. 114953). Tropical; 23°N - 5°N, 71°E - 99°E (Ref. 114953)
Northern Indian Ocean: Arabian Sea (India) to Bay of Bengal (Myanmar).
Size / Weight / Age
Maturity: Lm ?  range ? - 35 cm
Max length : 21.0 cm WD male/unsexed; (Ref. 26165); 22.0 cm WD (female)
Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205); approximately 6 cm long (Ref. 114953). Utilized for its meat (Ref.58048).
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. 126983)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion