Elasmobranchii (sharks and rays) >
Myliobatiformes (Stingrays) >
Gymnuridae (Butterfly rays)
Etymology: Gymnura: Greek, gymnos = naked + Greek, oura = tail (Ref. 45335).
More on author: Fowler.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal. Subtropical
Northwest Pacific: known from the type locality, Kowloon, China. Not in Compagno's 1999 checklist (Ref. 35766).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Ovoviviparous (Ref. 50449). Better reference needed.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449). Distinct pairing with embrace (Ref. 205).
Eschmeyer, W.N. (ed.), 1999. Catalog of fishes. Updated database version of November 1999. Catalog databases as made available to FishBase in November 1999. (Ref. 33021)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
More information
Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance
BRUVS
ReferencesAquacultureAquaculture profileStrainsGeneticsElectrophoresesHeritabilityDiseasesProcessingNutrientsMass conversion
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