sentence: Electric rays are found from shallow coastal waters down to at least  depth.
sentences_after: They are sluggish and slow moving, propelling themselves along with their tails, rather than using their disc-shaped bodies, as other rays do. They feed on invertebrates and small fish. They lie in wait for prey below the sand or other substrate, using their electricity to stun and capture it.
concept_name: electric ray
headings: Electric ray
categories: Rays