Hypanus americanus (Hildebrand & Schroeder, 1928)
Southern stingray
Hypanus americanus
photo by Randall, J.E.

Family:  Dasyatidae (Stingrays), subfamily: Dasyatinae
Max. size:  200 cm WD (male/unsexed); max.weight: 136 kg; max. reported age: 28 years
Environment:  reef-associated; depth range 0 - 53 m
Distribution:  Western Atlantic: New Jersey, USA and northern Gulf of Mexico to southern Brazil, including the Antilles (Ref. 3168).
Diagnosis:  Disk has sharp outer corners and irregular row of short spines on upper surface (Ref. 26938). Disk usually uniform dark brown above, grayer in young. Ventral finfold on tail long and high, dorsal finfold absent (Ref. 7251). Upper surface of disc gray, dark or olivaceous brown or olive green. Lower surface of disc white or whitish with an edging of gray or brown (Ref. 6902).
Biology:  Found on sandy bottoms, seagrass beds, lagoons and the reef face (Ref. 12951). Common in bays and estuaries (Ref. 7251). Observed singly, in pairs and in aggregations (Ref. 12951). Buries in the sand during the day and forages at night, usually in seagrass beds (Ref. 12951). Feeds mainly on bivalves and worms and also takes shrimps, crabs and small fishes (Ref. 3168). Feeds by creating depressions in the sand to expose invertebrates and small fishes (Ref. 9710). Ovoviviparous, with 3-4 in a litter (Ref. 12951). May be found in cleaning stations where they are attended to by the bluehead wrasse and Spanish hogfish (Ref. 12951). Equipped with a well-developed serrated spine and capable of inflicting a painful laceration. Easily approached by divers (Ref. 9710).
IUCN Red List Status: Data deficient (DD); Date assessed: 02 February 2006 Ref. (120744)
Threat to humans:  traumatogenic
Country info:   
 

Entered by: Luna, Susan M. - 17.10.90
Modified by: Capuli, Estelita Emily - 13.03.18
Checked by: Torres, Armi G. - 01.08.94

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