Dipturus doutrei (Cadenat, 1960)

Violet skate

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Elasmobranchii \| Rajiformes \| Rajidae
Synonyms	Raja doutrei, ... more
Common names	Skate, 道氏鳐, Spiesrog, ... more

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This map was computer-generated and has not yet been reviewed.

AquaMaps Data sources: GBIF OBIS

Main reference

McEachran, J.D. and K.A. Dunn. 1998. (Ref. 27314)
Other references | Biblio | Coordinator : McEachran, John | Collaborators

Size / Weight / Age

Max length : 100.0 cm TL male/unsexed; (Ref. 5578)

Environment

Bathydemersal; marine; depth range 163 - 1200 m (Ref. 11284), usually 450 - 600 m (Ref. 36731)

Climate / Range

Deep-water; 15°N - 15°S

Eastern Atlantic: Mauritania to South Africa.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

an all-dark longnose skate with an elongated, acutely triangular snout, and a stout tail - shorter than body and with mid-section swollen sausage-shaped; disc with narrowly rounded outer corners and smooth underside except for small denticles on snout; no thorns on nape or along back (Ref. 5578). Dark brown with irregular dark blotches dorsally; rear end of disc and pelvic fins blackish; underside dark brown with black pores and scattered lighter blotches on disc, at base of pelvic fins, around vent, and on tail (Ref. 5578).

Occurs in deeper slope waters (Ref. 4426). Feeds on benthic fishes, shrimps and crabs (Ref. 27637). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated	Harmless

Human uses
Fisheries: commercial


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

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Summary page \| Point data \| Common names \| Photos

Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

Low, minimum population doubling time 4.5 - 14 years (Assuming fecundity<100)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
High vulnerability (60 of 100)	Medium

Entered by Luna, Susan M.

Modified by Luna, Susan M.

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Page last modified by : elaxamana, 15 July 2009

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