From the stomach content of a Bull shark you can see they are real fish-eaters, consuming mainly bony fish and other elasmobranchs (sharks and rays). This is a distraction tactic; if the predator moves to eat the regurgitated food the bull shark can use the opportunity to escape. Unlike most other sharks, they can retain salts while excreting excess water when they are in freshwater. The great white shark can, for example, can swim up to 35 miles per hour in short bursts. Bull sharks rarely come together, except to mate. In the autumn of 2005 shark teeth were found along the Minnehaha creek, a very cold creek not far from the city of Minneapolis, Minnesota, which were analyzed and found to be those of a juvenile bull shark and dated as being very recent. When you go up river, the salinity slowly lessens, allowing the shark to adapt. After gestating for 12 months, a bull shark may give birth to 1 to 13 live young. So, yes, bull sharks can swim into freshwater and we think they can stay there for several years possibly.” Furthermore, Willink says bull sharks have been documented as far as 2,000 miles upstream in the Amazon River, a few hundred miles farther than the distance between Lake Michigan and the nearest saltwater. All sharks known to frequent freshwater have also been captured or observed in salt water habitats at one time or another except for one. Bull sharks are some of the most likely types of shark to harm humans. In fact, there is record of a bull shark as far up the Mississippi River as Alton, Illinois, just north of … According to National Geographic, a great white shark typically can't survive for very long in fresh water because their bodies need salt. Bull sharks are one of he sharks that can be kept in freshwater, however, they need to be of one of the strains from lake nicaruaga. Bull sharks are loners and only get together for mating purposes. Bull sharks mate during late summer and early autumn, often in freshwater. They can travel huge distances up rivers and have been found as far as 2,500 miles from the sea up the Amazon River. a bull shark can live in freshwater because there gills can adapt to salt and freshwater:) However, they are not a purely freshwater shark and must return to the ocean once in a while. Bull sharks have even been known to brave the extraordinarily the frigid waters of these northern locales. After a gestation period of 12 months, the mother gives birth to 1 to 13 young. They are able to move back and forth between saltwater and freshwater with ease. Great whites can withstand freshwater environments for days, but only because they have acclimated themselves while swimming into a river from a brackish water inlet. Freshwater has a concentration of < 0.1% salt by weight. The Bull shark likes to live in shallow coastal waters less than 100 feet deep (30 metres), but ranges from 3–450 feet deep (1–135 metres). They also get right grumpy when in freshwater. The Ganges Shark grows between 5 and 6.5 feet (174-204 cm) in length with brownish-gray skin. Bull shark facts Bull sharks usually live to 14-16 years. Bull sharks can live in either saltwater of freshwater. Like all animals, marine animals need to consume water. It’s debatable. Although some sharks can swim into river estuaries with mixed fresh and salt water and some even use these areas as a nursery for newborn pups, most of the time they live in salty ocean waters. As being viviparous, babies are born alive and ready to swim and explore immediately. The wire is important to the rig because a bull shark’s teeth can cut through monofilament of fluorocarbon cheese. Bulls are commonly seen in rivers and lakes, and not just in tidal creeks -- these guys really get around. Bull sharks average life span is about 27-28 years, but sometimes they live longer. The Bull Shark can live in a wide range of habitats from coastal marine and estuarine, to freshwater. The most obvious is a wire trace – that should be at least 30cm long. Bull sharks can live for at least 32 years. The water in these areas is usually called “brackish,” which means water that is still salty, but less so than the ocean. There was a string of shark attacks on the Jersey shore in 1916, in which three of the attacks occurred in a creek. Salmon, for example, are born in freshwater but live out most of their lives in the ocean. Bulls can actually survive in just about any kind of water, from freshwater rivers and lakes to the saltiest of water bodies like St. Lucia Estuary in South Africa. The bull shark is a predatory species that lives in coastal seas and is the shark with the best ability to move into freshwaters – particularly large, coastal rivers and lakes. 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