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The giant oceanic manta ray can grow up to a maximum of 9 m (30 ft) in length [6] and to a disc size of 7 m (23 ft) across with a weight of about 3,000 kg (6,600 lb), [7] [8] but the average size commonly observed is 4.5 m (15 ft). [9] It is dorsoventrally flattened and has large, triangular pectoral fins on either side of the disc. At the ...
A pink manta ray has been observed in Australia's Great Barrier Reef and scientists believe this could be due to a genetic mutation causing erythrism. [23] The fish, spotted near Lady Elliot Island, is the world's only known pink manta ray. [24] [25] M. alfredi with mouth closed, cephalic fins rolled and ventral surface showing distinctive markings
The manta ray, here seen at Hin Daeng, Thailand, is the largest ray. Both the largest species of this order and the largest of all rays is the giant oceanic manta ray (Manta birostris). This peaceful leviathan can reach a size of 3,000 kg (6,600 lb), a "disk" width of 9.1 m (30 ft) and a total length of 5 m (16 ft). [47]
The National Oceanic and Atmospheric Administration's fisheries division is trying to get a better count of population sizes and the distribution of giant manta rays in the Atlantic, including ...
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The reef manta ray (Mobula alfredi) [3] is a species of ray in the family Mobulidae, one of the largest rays in the world. Among generally recognized species, it is the second-largest species of ray, only surpassed by the giant oceanic manta ray. [4] The species was described in 1868 by Gerard Krefft, the director of the Australian Museum.
The US has tested a futuristic “manta-ray” style underwater drone that could one day be used for long-distance missions around the world.. The Manta Ray prototype uncrewed underwater vehicle ...
Manta birostris: Giant manta ray: decreasing Endangered [1] [136] Stingray: Mobula mobular: Giant devil ray: decreasing Endangered [137] [138] Stingray: Mobula rochebrunei: Lesser Guinean devil ray: unknown Vulnerable [139] [140] Electric ray: Narcine brevilabiata: Shortlip electric ray: unknown Vulnerable [141] [142] Electric ray: Narke ...