Young Giant Manta Rays Stay Close to Home While Adults Roam More Widely
Tracking data from 59 mantas shows pups stay in shallow nearshore refuges for years before migrating into waters with sharks, orcas and fisheries.
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Channel News Asia
Young giant manta rays stay close to home while adults roam more widely
Oct 22 : Anyone who has watched a manta ray glide over a reef knows how unhurried these marine animals can look. Yet researchers working off Costa Rica found their movements are varied, with juveniles staying nearby and close to shore while adults venture hundreds of kilometres.Manta rays are among the ocean'
Baby manta rays hunker down close to coasts before facing the open ocean's dangers
Giant manta rays can grow up to nine meters (30 feet) long with a disk size of seven meters (23 feet) across and weigh up to 2,000 kg (4,400 pounds). This size leaves them with very few natural enemies once they reach adulthood at around eight to 10 years old. But giant manta ray babies, called pups, cannot rely on their size to protect them from predators that live in the open ocean, including several species of shark and orcas.
Young giant manta rays spend their first years of life near the coast, finding shelter in shallow waters until they are old enough to make long journeys into the open ocean. A new study of the movements of giant manta rays in Central America has shown that the young animals remain in coastal areas, where they find food […] The article What are baby manta rays that spend their childhood in the shallows before they go out into the open ocean appea…
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