Round Stingray Video Stock Footage

The round fantail stingray has a nearly circular pectoral fin disk slightly wider than long. The tail measures no longer than the disk length and bears one or more stinging spines on the upper surface. The spines average 50 mm (2.0 in) long in males and 66 mm (2.6 in) in females, and have a central groove and 29󈞙 lateral serrations. Replacement spines grow in front of the primary spine. There is a deep fin fold running beneath the tail from the level of the spine almost to the tip. The skin is mostly smooth, save for small dermal denticles found along the middle of the back from the spiracles to the tail spine, as well as three thorns on the "shoulders". The coloration is dark gray to brown to olive above, with various darker mottling, and off-white below. This species typically grows up to 1 m (3.3 ft) across and 1.5 m (4.9 ft) long, though it has been reported to a length of 2.5 m (8.2 ft). It can weigh as much as 150 kg (330 lb).