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Latest Copper shark Stories

2011-04-29 08:15:00

Studies show that coastal sharks have "DNA zip codes" that can reveal where they were born; underscores potential of DNA testing to monitor fin trade STONY BROOK, N.Y., April 29, 2011 /PRNewswire-USNewswire/ -- An international team of scientists, led by the Institute for Ocean Conservation Science at Stony Brook University, has used DNA to determine that groups of dusky sharks (Carcharhinus obscurus) and copper sharks (Carcharhinus brachyurus) living in different coastal regions across...

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2011-04-28 06:35:00

An international team of scientists have used DNA to determine that groups of dusky sharks and copper sharks living in different coastal regions across the globe are in fact separate populations of each species. Both groups are heavily exploited for the shark fin trade, which claims tens of millions of animals every year to produce the Asian delicacy: shark fin soup. Many of these fish are declining rapidly as a result of pressures of fishing for their fins. The dusky shark is classified by...


Latest Copper shark Reference Libraries

39_5c4164a9c4a88d70fea54083048675b8
2007-03-13 10:23:08

The Dusky shark, Carcharhinus obscurus, is one of the larger species of shark, reaching 771.62 lb (350 kg). The Dusky shark is also known as the Black whaler and Dusky whaler. Less frequently used names include Bay-shark, Brown dusky shark, Brown shark, Common whaler, and Dusky ground shark. Physical description The dusky shark has a long streamlined body that is brown or gray above and white below. On the side of the body a stripe can be seen from the pelvic fins to the head. They can...

39_1b7f137a05015a221ff6e56325631669
2007-03-13 09:57:29

The Copper shark, Bronze whaler, or Narrowtooth shark, Carcharhinus brachyurus, is a large shark of the Carcharhinidae family, found in subtropical seas and oceans worldwide, except the eastern coast of North America and the northern Indian Ocean. Their length is up to about 11.48 ft (3.5 m) and they can weigh up to 661.39 lb (300 kg). The Bronze whaler has a blunt broad snout, narrow bent cusps on the upper teeth, and no interdorsal ridge. They are gray to bronze in color on the back, and...

39_86505d43bf1eb242a2cdfefa74ab8770
2007-03-13 09:51:56

The graceful shark, Carcharhinus amblyrhynchoides, is a requiem shark of the family Carcharhinidae, found in the Indo-Pacific oceans between latitudes 21° N and 25° S, from the surface to 164.04 ft (50 m). Its length is up to about 5.25 ft (1.6 m). The graceful shark is a little-known inshore coastal pelagic species, feeding mainly on fishes but also crustaceans and cephalopods. It is viviparous. The flesh is utilized fresh and dried salted for human consumption, the fins are used in...

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