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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 ...
[6] [7] These are incorporated in Citizen science programs such as Sharkbook [8] and Manta Matcher. [9] [10] [11] Discovered a new type of Manta, the "reef manta ray" (Manta alfredi) [12] Led initiatives to add whale sharks, [13] reef manta rays, [14] and oceanic manta rays [15] [16] to the IUCN Red List of Threatened Species.
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 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.
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 ...
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 ...