Spotted Eagle Ray

Fascinating facts about the Spotted Eagle Ray

• Spotted eagle rays can grow reaching up to 5 meters (16 ft) from snout to tail tip, and their wing-like pectoral fins can span a full 3 meters (10 ft) across. The heaviest recorded individuals tip the scales at 230 kg (507 lb). Their disc is roughly twice as wide as it is long.
• A female spotted eagle ray carries her embryos inside for a full year before giving birth to up to four miniature pups, each only 17-35 cm (6.7-13.8 in) across. The embryos develop inside a yolk sac, so the mother provides no additional nourishment beyond the egg's reserves. Newborns emerge fully formed, ready to swim and feed on their own.
• Spotted eagle rays are famous for leaping out of the sea, sometimes soaring high enough to land on passing boats, an event that once caused a fatal injury to a woman in the Florida Keys. This breaching behavior, also described as jumping high out of the water, may serve as an evasive maneuver against predators or a way to dislodge parasites attached to their ventral side.
• The International Union for Conservation of Nature lists the spotted eagle ray as near-threatened, reflecting its susceptibility to overfishing and habitat loss. In the United States, Florida has banned the fishing, landing, purchasing and trading of this ray, while the Great Barrier Reef offers it legal protection within its waters. These measures aim to curb the decline caused by low reproductive rates.
• When hunting for clams and crabs, spotted eagle rays use a set of chevron-shaped teeth backed by calcified struts, crushing hard shells without denting their jaws.

Sources

Every fact above was checked against these pages, and kept only where one of them states it.

• Wikipedia

At a glance

About the Spotted Eagle Ray

The Spotted Eagle Ray is among the most visually striking animals in the ocean, a wide, diamond-shaped disc patterned with white spots on a dark back, trailing an impossibly long whip tail. Found in tropical and warm temperate seas worldwide, from the Red Sea to the Caribbean and the Indo-Pacific, it inhabits coral reefs, seagrass beds, and open coastal waters with equal ease. Unlike the benthic rays that rest motionless on the seafloor, the Spotted Eagle Ray is an active, powerful swimmer that roams continuously through the water column, often in loose groups that circle reef structures or move along coastlines. Its duck-bill snout contains electroreceptors that detect the faint electrical signals of buried prey, allowing it to locate molluscs hidden centimetres below the sand before excavating them with remarkable precision.

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