Raja polystigma, Speckled ray

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Raja polystigma Regan, 1923

Speckled ray
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Native range | All suitable habitat | Point map | Year 2050
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Raja polystigma   AquaMaps   Data sources: GBIF OBIS
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Image of Raja polystigma (Speckled ray)
Raja polystigma
Picture by Ilkyaz, A.T.

Classification / Names Nombres comunes | Sinónimos | Catalog of Fishes(Género, Especie) | ITIS | CoL | WoRMS | Cloffa

Elasmobranquios (tiburones y rayas) (sharks and rays) > Rajiformes (Skates and rays) > Rajidae (Skates)
Etymology: Raja: Latin, raja, -ae = a sting ray (Raja sp.) (Ref. 45335).
More on author: Regan.

Environment: milieu / climate zone / depth range / distribution range Ecología

marino demersal; rango de profundidad 100 - 400 m (Ref. 3167). Subtropical

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri

Northeast Atlantic: known only from the western Mediterranean, more common along the African coasts.

Tamaño / Peso / Age

Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm TL macho / no sexado; (Ref. 3167)

Biología     Glosario (por ej. epibenthic)

Found mainly on soft bottoms (Ref. 3167). Feed mainly on crustaceans and bony fishes depending on the sex, size and also partly with the season (Ref. 3167). Oviparous. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother (Ref. 205). Eggs are oblong capsules with stiff pointed horns at the corners deposited in sandy or muddy flats (Ref. 205). About 20-62 eggs are laid by an individual in a year (Ref. 41314).

Life cycle and mating behavior Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva

Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Ripe females occurring mostly in the winter and deposit 20 to 62 egg-cases per year depending on size (Ref. 3167). Distinct pairing with embrace. Y oung may tend to follow large objects, such as their mother (Ref. 205).

Main reference Upload your references | Referencias | Coordinador : McEachran, John | Colaboradores

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)


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