Info
Biology:
Found over sandy and muddy bottoms, sometimes in estuaries and near rocky reefs.
Feed on bottom fishes, crustaceans and mollusks. Ovoviviparous, gestation period about 4 months and 4-7 young are produced.
Harmful to shellfish banks; dangerous to bathers and fishers due to its poisonous spine.
Barbed poison spine is a modified denticle that can be 35cm long, shed occasionally and replaced.
Synonyms:
Dasyatis pastinacus (Linnaeus, 1758)
Dasyatis pestinaca (Linnaeus, 1758)
Dasyatis ujo Rafinesque, 1810
Dasybatus pastinaca (Linnaeus, 1758)
Pastinaca laevis Gronow, 1854
Pastinaca olivacea Swainson, 1839
Raja pastinaca Linnaeus, 1758
Trygon pastinaca (Linnaeus, 1758)
Trygon vulgaris Risso, 1827
Trygon vulgaris pastinaca (Linnaeus, 1758)
Classification: Biota > Animalia (Kingdom) > Chordata (Phylum) > Vertebrata (Subphylum) > Gnathostomata (Superclass) > Pisces (Superclass) > Elasmobranchii (Class) > Neoselachii (Subclass) > Batoidea (Infraclass) > Rajiformes (Order) > Dasyatidae (Family) > Dasyatis (Genus) > Dasyatis pastinaca (Species)