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The Mobulidae have been variously considered a subfamily of the Myliobatidae by some authors, [2] [3] and a distinct family by others, but recent work favors the latter. [4] ...
The genus was named by Constantine Samuel Rafinesque in 1810 describing the devil fish, Raia mobular or now Mobula mobular.The name can be explained from Latin mobilis "mobile" or "movable", because of the species' migratory habits; [7] [8] another explanation is that mobula is a local name used by people living in Azores who call this creature there.
The devil fish is larger than its close relative the lesser devil ray. It grows to a length of disk 3.5 metres (11 ft), making it one of the largest rays. It possesses a spiny tail. [4] The devil fish is the third largest species in the genus Mobula, after the oceanic and reef manta rays. It is the only mobulid species that lives in the ...
They sometimes associate with other fish species, as well as sea birds and marine mammals. About 27% of their diet is based on filter feeding, [18] and they will migrate to coastlines to hunt varying types of zooplankton such as copepods, mysids, shrimp, euphausiids, decapod larvae, and, on occasion, varying sizes of fish. [19]
Distribution map for Munk's pygmy devil ray ranging from the Gulf of California down to Peru. Mobula munkiana rays are found in tropical parts of the eastern Pacific Ocean, ranging from the Gulf of California to Peru, as well as near offshore islands such as the Galapagos, Cocos, and Malpelo. [1]
Fish that have been fitted with radio transmitters have traveled as far as 1,000 km (620 mi) from where they were caught, and descended to depths of at least 1,000 m (3,300 ft). [46] M. alfredi is a more resident and coastal species. Seasonal migrations do occur, but they are shorter than those of M. birostris. [16]
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The eagle rays are a group of cartilaginous fishes in the family Myliobatidae, consisting mostly of large species living in the open ocean rather than on the sea bottom. ...