Elasmobranchii (hajar och rockor) (sharks and rays) >
Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology: Leucoraja: Greek, leykos = white + Latin, raja = a fish, Raja sp. (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina bottenlevande; djupintervall 53 - 588 m (Ref. 106604). Tropical
Western Central Atlantic: northern Gulf of Mexico to Nicaragua. Regarded as junior synonym of Raja garmani, but findings unpublished (Ref. 3824).
Length at first maturity / Size / Vikt / Age
Maturity: Lm 37.5, range 35 - 40 cm
Max length : 44.0 cm TL hane/ej könsbestämd; (Ref. 106604)
Short description
Morfologi | Morfometri
Upper surface disk is densely freckled with small dark brown or pale brown and whitish spots, not arranged in rosettes (Ref. 7251). Spots on tail grouped in form about five or six prominent bars. Light and dark spots on dorsal and caudal fin. Lower surface whitish (Ref. 6902).
Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
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. 130435)
Threat to humans
Harmless
Human uses
Ytterligare information
Age/SizeTillväxtLength-weightLength-lengthLength-frequenciesMorfometriMorfologiLarverLarvdynamikRekryteringAbundansBRUVS
referenserVattenbrukVattenbruksprofilAvelslinjerGenetikElectrophoresesÄrftlighetSjukdomarBehandlingNutrientsMass conversion
Verktyg
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