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Glaucostegus halavi (Fabricius, 1775) Halavi ray |
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photo by
Randall, J.E. |
| Family: | Glaucostegidae (Giant guitarfishes) | |||
| Max. size: | 120 cm WD (male/unsexed) | |||
| Environment: | benthopelagic; marine; depth range 0 - 100 m | |||
| Distribution: | Western Indian Ocean; Persian Gulf, and Arabian and Red Seas. | |||
| Diagnosis: | ||||
| Biology: | A benthic species often found in very shallow water near the coast and offshore on the continental shelf (Ref. 9909, Ref.114953). Feed on small mollusks and bony fishes (Ref. 12951). Ovoviviparous (Ref. 50449). Produces up to 10 pups a litter, mainly from May to October (in the Red Sea region) (Ref. 114953). Size at least 171 cm TL. Males matures at ca. 83 cm TL, birth size at ca. 29 cm TL (Ref.114953). Utilized where it occurs but information lacking (Ref. 9909). | |||
| IUCN Red List Status: | Critically Endangered (CR); Date assessed: 03 December 2018 (A2bd) Ref. (130435) | |||
| Threat to humans: | harmless | |||
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