It features a custom electric hybrid propulsion system enabling it to travel at controlled speeds of between two and three knots, the optimum speed for waste collection. I knew something had to be done.”īuilt from low-carbon steel, the Manta is a virtuous energy recovery unit wrapped up in a 185-foot sailboat design. The difference in the amount of plastic pollution was alarming. “I’ve circumnavigated the world twice in my life, once at the age of 12 with my parents, and another 30 years later. “During my racing career, I’ve missed out on records and broken my boat 12 times from hitting ocean debris,” Bourgnon told Robb Report. If you have any pictures of the manta’s belly, you can send them to manta trust, where they will have a database with numerous manta rays in Asia.Manta has nets along the stern to collect plastic and garbage, along with sustainable energy sources like solar panels and wind turbines to power the onboard collection and recycling center. You can compare it with a human fingerprint, where the unique patterns help scientists identify each manta. On the ventral surface, each manta has a unique pattern of spots that will remain mostly unchanged during their lives. Identifying a Manta ray is relatively easy when you can see the belly. They can get pregnant every couple of years. The live puppies will be born after 12-13 months and immediately survive without parental care. ReproductionĪfter 8 to 10 years, Female Manta rays hit the sexual majority when giving birth to one or occasionally two pups. When a manta needs help, they are known to approach scuba divers for assistance. Manta rays have highly developed long-term memory cause of their scent and optical cues. They can recognize themselves in a mirror and create a mental map of their environment. Researches have shown that manta rays have a giant brain to size ratio of any cold-blooded fish. Manta rays are known to return to the same cleaning stations over and over again. These are coral reefs where smaller fish such as wrasses and cleaner fish pick parasites and dead skin of larger sea animals. Another way mantas feed is by swimming in a chain that will generate a cyclone and confining the food.Ī usual place where you can find manta rays are cleaning stations. During these periods, they perform a majestic show with somersaults to stay at the same place where the most krill is. When manta rays are feeding, they open up their mouth wide open where rows of tiny rakes line up in their mouth and start filtering zooplankton and krill. All black and all-white variations are less frequently seen. Black and white are most common where the rump is black, and the stomach is white. These rays are known to travel great distances along coastlines.īoth breeds have three color variations. The Giant Oceanic Manta has the scientific name Manta Birostris and has an average wingspan of 5m/16ft. These can get an average width of 3 meters. The tinier of the 2 is the Manta Alfredi with the general name of Reef Manta. There are two species of Manta rays that you can encounter during your snorkeling or diving holiday.
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