Mobula hypostoma
Atlantic Devil Ray
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DEVIL RAY
Mobula hypostoma

 

Identification
Dark black above, white below.  Pectoral fins ("wings") long and pointed.  Two large cephalic fins (rostra) protruding from front of head.  Mouth small, sub-terminal.  Tail whip-like, as long as the length of body and with no spine.

Habitat
Pelagic, occurs in shallow coastal waters and some bays, as well as open ocean waters.

Feeding
Feeds mainly on planktonic crustaceans but may consume small schooling fishes.

Reproduction
Aplacental viviparity; usually 1 pup per litter

Size/Age
Wingspan up to 4 feet.

Human Factors
Protected in Florida state waters.  Found singly, in small groups, and in schools. Swimming at high speed and often leap high above the surface. Of little danger to humans.



FWC Facts:
Pyrodinium bahamense, an HAB organism that blooms each summer in Tampa Bay and Indian River Lagoon, chemically lights up to glow in the dark. This is called bioluminescence.

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