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Manta ray. Manta rays are large rays belonging to the genus Mobula (formerly its own genus Manta). The larger species, M. birostris, reaches 7 m (23 ft) in width, while the smaller, M. alfredi, reaches 5.5 m (18 ft). Both have triangular pectoral fins, horn-shaped cephalic fins and large, forward-facing mouths.
Urolophus umbrifer Jordan & Starks, 1895. The round stingray (Urobatis halleri) or Haller's round ray and Little round stingray is a species of round ray, family Urotrygonidae, found in the coastal waters of the tropical and subtropical parts of the northeastern Pacific Ocean. It is a small, common ray that feeds mostly on benthic invertebrates.
The bat ray (Myliobatis californica) [2][3][4] is an eagle ray found in muddy or sandy sloughs, estuaries and bays, kelp beds and rocky-bottomed shoreline in the eastern Pacific Ocean, between the Oregon coast and the Gulf of California. It is also found in the area around the Galápagos Islands. [5] The largest specimens can grow to a wingspan ...
The giant oceanic manta ray, giant manta ray, or oceanic manta ray (Mobula birostris) is a species of ray in the family Mobulidae and the largest type of ray in the world. It is circumglobal and is typically found in tropical and subtropical waters but can also be found in temperate waters. [4] Until 2017, the species was classified in the ...
Mobula. Mobula is a genus of rays in the family Mobulidae that is found worldwide in tropical and warm, temperate seas. [3] Some authorities consider this to be a subfamily of the Myliobatidae (eagle rays). [4][5] Their appearance is similar to that of manta rays, which are in the same family, and based on genetic and morphological evidence ...
The stinger of a stingray is known also as the spinal blade. It is located in the mid-area of the tail and can secrete venom. The ruler measures 10cm. Stingrays are not usually aggressive and ordinarily attack humans only when provoked, such as when they are accidentally stepped on. [ 36 ]
Benthic rays rely entirely on rajiform locomotion. Another difference between the two is the role of the tail. Skates have larger tails with fins on them and they use them during turns. [6] The tails of rays appear to serve no function in swimming. Some rays, known as stingrays have a venomous barb on their tail that they whip around to defend ...
The diamond stingray (Hypanus dipterurus) is a species of stingray in the family Dasyatidae. It is found in the coastal waters of the eastern Pacific Ocean from southern California to northern Chile, and around the Galápagos and Hawaiian Islands. This bottom-dweller generally inhabits sandy or muddy flats near rocky reefs and kelp forests, to ...