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The common stingray has a plain coloration and mostly smooth skin. The common stingray has been reported to reach a width of 1.4 m (4.6 ft) and a length of 2.5 m (8.2 ft), though a width of 45 cm (18 in) is more typical. [8] The flattened pectoral fin disc is diamond-shaped and slightly wider than it is long, with narrowly rounded outer corners ...
One of the smallest stingray species, the Atlantic stingray attains a maximum length of 61 cm (24 in) and a weight of 4.9 kg (11 lb). [4] It has a spade-shaped pectoral fin disk 1.1 times as wide as long, with rounded corners and concave anterior margins. The snout is relatively long.
The southern stingray (Hypanus americanus) is a whiptail stingray found in tropical and subtropical waters of the Western Atlantic Ocean from New Jersey to southern Brazil. [2] It has a flat, diamond-shaped disc, with a mud brown, olive, and grey dorsal surface and white underbelly (ventral surface). [ 3 ]
The diamond stingray has the lowest growth rate of any stingray species yet studied. Males reach sexual maturity at around 43–47 cm (17–19 in) across and 7 years of age, while females grow slower still, reaching maturity at around 57–66 cm (22–26 in) across and 10 years of age.
The reticulate whipray or honeycomb stingray (Himantura uarnak) is a species of stingray in the family Dasyatidae. It inhabits coastal waters in the western Indian Ocean including the Red Sea , Natal and the Arabian Sea; also a Lessepsian transmigrant in the eastern Mediterranean.
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The oldest known stingray taxon is "Dasyatis" speetonensis from the Hauterivian of England, whose teeth most closely resemble that of the extant sixgill stingray (Hexatrygon). Although stingray teeth are rare on sea bottoms compared to the similar shark teeth, scuba divers searching for the latter do encounter the teeth of stingrays. [6] [8]
The longtail stingray reaches a maximum known disc width of 1.58 m (5.2 ft), length of 2.57 m (8.4 ft), and weight of 46.4 kg (102 lb). [ 1 ] [ 6 ] It has a diamond-shaped pectoral fin disc about a sixth wider than long, with the outer corners broadly rounded.