Friday, February 1, 2013

Bronze Whaler Shark The Unique Animal


The Bronze Whaler shark name sometimes used for several species of tropical whale shark. Many shark species can display a bronze coloration when facing bright sunlight. In Australia and many English-speaking countries other Carcharhinus brachyurus, Bronze whale shark is considered true. This species is also known as Copper Shark, particularly in South Africa and Namibia.

Bronze Whaler shark is a large species and can reach a maximum size of at least 325 cm and weigh up to 250 kg. Bronze Whaler shark has a blunt nose and a sharp moderately long broad rounded or pointed. There is a narrow, bent valve on top of the shark teeth. Bronze Whaler Shark do not have lines in between. The upper part of the body showing gray and olive bronze, while the belly is white. Fins plain, but a dark fin tip and tips hip and back sides of the pectoral fins are dark or black. Just like other shark species, Bronze Whaler shark has a skeleton made of cartilage instead of bone. The cartilage is a flexible material, and also found in the human body, for example at the end of the nose and the outer ear. Cartilage is very flexible when it is formed, but the body uses calcium to harden it and is strong enough to support a large shark in the water body. Shark family is very old and has been around for over 350 million years. Along with shoes and rays, shark species is the only non-endangered fish with cartilage instead of bone.

Bronze Whaler shark inhabits most of the world and is found in the waters around all the continents except for cold waters around Antarctica. In the Western Atlantic and Gulf of Mexico that inhabited the water from Brazil and down to Argentina. Bronze Whaler shark also live off the south coast of France and around the coast of the African continent. It is generally found in the Mediterranean. In the Western Pacific Bronze Whaler shark is found from Japan to New Zealand, and in the Eastern Pacific from Southern California region inhabited in the U.S. and all the way to Peru, including the Gulf of California.

The Bronze Whaler shark that inhabits the northern province of large travel distances planet each year and migrate south for the winter and back north for the summer.

Bronze Whaler shark like tropical and subtropical waters, and is found from 45 ° N to 52 ° S. It is associated with coral reefs and is known to dive to at least 100 meters. In shallow areas can be found near the bottom. This is the last species of coastal areas often often go along the edge of the continent. The Bronze Whaler sharks are also sometimes considerable effort to bay beaches and other coastal areas. It is generally found in ocean waters, but also have been seen in the area of ​​culture.

This bony fish feed mainly pelagic and bottom, particularly swordfish and shark swordfish. It is also known to take other sharks, mullet, rays, and squid. The annual sardine run off the coast of South Africa always attract abundance Bronze Whaler shark.

Bronze Whaler shark is very popular among fishermen and often caught when fishing hook. Nevertheless one of the most slow shark species grow, which makes it very vulnerable to over-fishing. The minimum population doubling time for Bronze Whaler shark more than 14 years. Bronze Whaler shark was involved in a shark attack on society and should always be approached with caution. The best way to prevent attacks is to stay away from the sharks and never even try to reach out even if looks relaxed.

Over the last few years Bronze Whaler shark has been the focus of scientific projects that utilize satellite technology to monitor migration patterns. This has produced amazing results and today scientists suspect that there are at least two different populations of the Bronze Whaler shark off the coast of South Africa. The first live east of the Western Cape, while the other population is found in Walvis Bay in Namibia and Angola off to the north. The Bronze Whaler shark found off Namibia and Angola belong to the same population and travel between countries. Two shark marked in southern Angola in 2003 which is located in Swakopmund in Namibia three months later, 715 miles south of the southern Angola.

Bronze Whaler shark is carrying inner life and Bronze Whaler shark pup female will give birth to life. This forms a species pair and the fertilized egg in the female, while the male hug him. Bronze Whaler shark breeding methods are viviparous and descendants receive nutrients from the yolk-sac placenta as they develop in their mother's body. One liter will consist of between 7 and 20 puppies and newborns Bronze Whaler shark pups usually 59-70 cm. Bronze Whaler shark give birth year-round, but there is a peak during the summer.

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