They are harmless unless touched or stepped on and are of negligible commercial interest. Electric rays range in length from under 30 cm (1 foot) to about 2 m (6 feet). They are soft and smooth-skinned, with a circular or nearly circular body disk formed by the head and pectoral fins.
How do electric rays shock you?
All living creatures produce electricity – even humans – but electric rays have two special kidney-shaped organs that generate and store electricity like a battery. … If prey is encountered, the ray will stun the creature with electricity.
Where does the electric ray live?
Marbled electric rays are commonly found in the eastern Atlantic Ocean bordering Africa up to Norway, as well as parts of the Mediterranean Sea. In rocky reefs and seagrass beds, the marbled electric ray buries itself in muddy bottoms during the daylight hours.
How many volts can a human sustain?
Liu survived more than 70,000 volts despite experts’ earlier warnings that the human body can tolerate a maximum of between 20,000 and 50,000 volts, which might prove to be lethal.
How much do electric rays weigh?
What is the largest electric ray?
Narcine entemedor, the giant electric ray or Cortez electric ray, is a species of numbfish, family Narcinidae, native to the eastern Pacific Ocean from the Gulf of California to Panama.
|Giant electric ray|