There are numerous species of electric ray; most .... electr shock

There are numerous species of electric ray; most inhabit shallow water, but some ( Benthobatis ) live at depths of 1,000 m (3,300 feet) and more. The electric organs, composed of modified muscle tissue, are in the disk, one on each side of the head. Electric shocks emitted reach 220 volts and are strong enough to fell a human adult. APA style: electric ray. electr shock