Squatina aculeata Cuvier, 1829

Sawback angelshark

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

Classification	Elasmobranchii \| Squatiniformes \| Squatinidae
Synonyms	Rhina aculeata, ... more
Common names	Ange de mer épineux, Angelote espinudo, Angelote espinoso, ... more

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Image of Squatina aculeata (Sawback angelshark)

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AquaMaps Data sources: GBIF OBIS

Main reference

Compagno, L.J.V. 1984. (Ref. 247)
Other references | Biblio | Coordinator : Compagno, Leonard J.V. | Collaborators

Size / Weight / Age

Max length : 188 cm TL male/unsexed; (Ref. 247); common length : 100.0 cm TL male/unsexed; (Ref. 26999)

Environment

Demersal; marine; depth range 30 - 500 m (Ref. 247)

Climate / Range

Subtropical; 43°N - 19°S, 18°W - 30°E

Eastern Atlantic: western Mediterranean, Morocco, Senegal, Guinea to Nigeria, Gabon to Angola.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Found mainly on muddy bottom (Ref. 26999). Feeds on small sharks and jacks. Ovoviviparous (Ref. 50449). Utilized dried salted and fresh for human consumption; liver oil and hide also utilized (Ref. 247).


IUCN Red List Status (Ref. 57073)	Threat to humans
Critically Endangered (CR) (A2bcd+3cd+4cd)	Harmless

Human uses
Fisheries: minor 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 (Fec assumed to be <100)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
High to very high vulnerability (75 of 100)	Medium

Entered by Carpenter, Kent E.

Modified by Luna, Susan M.

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Page last modified by : elaxamana, 15 July 2009

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