boliviensis (Bolivian river dolphin) and I. Three subspecies are currently recognized: I. A characteristic unique to the Amazon river dolphin is stiff hairs on the beak the hairs are a sensory organ that help sense prey in muddy river bottoms. The Amazon river dolphin (Inia geoffrensis), also known as the boto, bufeo or pink river dolphin, is a species of toothed whale classified in the family Iniidae. Adults acquire a pink color, more prominent in males, giving it its nickname 'pink river dolphin'. The conical teeth in the front of the mouth are used for holding prey, the molars in the rear of the mouth are used to grind food before swallowing. The Amazon river dolphin is the largest species of river dolphin, with adult males reaching 185 kilograms (408 lb) in weight, and 2.5 metres (8.2 ft) in length. They have long beaks with 24-34 conical and molar-like teeth. Amazon river dolphins weight up to 160 kg. Males measure about 2.5 m in length females average 1.8 m with a maximum length of 2.4 m. They are a medium size dolphin with long beaks, a stocky body, and prominent forehead. Cuvier, 1812), Inia amazonicus (Pelzeln, 1883), Inia geoffroyensis (Austin, 1897), Inia geoffroyi (Bates, 1863), Inia geoffroyii (Gray, 1846), Inia humboldtiana (Pilleri & Gihr, 1978), and Sotalia pallida (Sanborn, 1949), are one of the few species of fresh water dolphins and the most well-known river dolphin. Measuring up to 9 feet (2.7 meters), and weighing up to 400. Cuvier, 1823), Delphinus geoffrensis (de Blainville, 1817), Delphinus geoffroyi (Spix & Martius, 1831), Delphinus geoffroyi (Desmarest, 1822), Delphinus inia (Rapp, 1837), Delphinus rostratus (G. Out of the five freshwater species of dolphins, the Amazon pink river dolphin comes out on top. Their heads can rotate 180 degrees, making them more visible in all directions. These dolphins utilize echolocation to help them find prey while they swim vertically and keep one eye on the ground below. Frequently Asked Questions (FAQs) INTERVIEWSĪmazon River Dolphins aka Boutu :: MarineBio Video LibraryĪmazon river dolphins, Inia geoffrensis (Blainville, 1817), aka boutu, boto, bufeo, Delphinorhynchus geoffroyi (Lesson, 1827), Delphinus (Delphinorhynchus) geoffrensis (de Blainville, 1817), Delphinus (Delphinorhynchus) geoffroyi (Desmarest, 1822), Delphinus amazonicus (Spix & Martius, 1831), Delphinus frontatus (G. The Amazon River dolphins are the largest freshwater dolphins in the world The Amazon River dolphin is also known as the pink dolphin or Boto in Portuguese. Amazon River dolphins eat more than 50 diverse types of fish, including crabs, shrimp, and even baby turtles.Marine Biology Degree Programs Worldwide.Marine Biology Degree Programs in the U.S. The Amazon River Dolphins common name suffers from the same on-the-nose syndrome of so many other dolphins.Geological Makeup of Marine Environments.Worldwide Aquariums and Marine Life Centers.Ocean Mysteries: Did Life begin in the Ocean?.Marine Biology Laboratories, Institutes & Graduate Programs.They have powerful flippers and tail flukes and a. Marine Science/Ocean Life Related Journals Botos are the largest of the four river dolphin species, reaching up to eight feet long and 450 pounds.A History of the Study of Marine Biology.
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