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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 ]
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 ...
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The Manta Trust is a UK-based charity that was formed in 2011 to co-ordinate global research and conservation efforts for manta rays, their close relatives and their habitat. As charismatic megafauna , manta rays act as a flagship species , helping to promote and engage the general public in the wider message of marine ecosystem conservation.
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 ...
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