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Isogomphodon oxyrhynchus (Valenciennes, 1839) Daggernose shark |
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photo by
JAMARC |
| Family: | Carcharhinidae (Requiem sharks) | |||
| Max. size: | 160 cm TL (male/unsexed); max. reported age: 12 years | |||
| Environment: | demersal; brackish; marine; depth range - 15 m | |||
| Distribution: | Western Atlantic: Trinidad, Guyana, Suriname, French Guiana, and Brazil. | |||
| Diagnosis: | Large number of teeth, great length of very narrow snout. Yellow-gray above and white below (Ref. 6032). | |||
| Biology: | An inshore shark found over rocky bottoms, entering estuaries and river mouths. Feeds on small schooling fishes including herring, anchovies and croakers. Viviparous, generally 4 embryos per brood; size at birth 38 to 41 cm. 244 cm record unconfirmed. | |||
| IUCN Red List Status: | Critically Endangered (CR); Date assessed: 01 July 2019 (A2bcd) Ref. (130435) | |||
| Threat to humans: | harmless | |||