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Tuesday, March 9, 2010

More than just a fish…

Sadly it took a long time before people began to realize that the Atlantic bluefin tuna are being pushed closer to extinction. Recently, catches has been on a decrease a reason to do something about these beautiful but yet delicious fish. There’s a lot about the Atlantic bluefin tuna that many people don’t know about. Tuna’s body built for speed and endurance. They can travel through the depths at 43 M.P.H. and can retract their dorsal and pectoral fins into slots to reduce drag. The average length is 6.5 feet and they can get to weigh 550 pounds. They get enormous by eating smaller fish, crustaceans, squid, and eels. They scale colors make a great camouflage with metallic silver on the top of the fish and silver white on the bottom making them hard to see by predators. They also filter feed zooplankton and also been seen munching on kelp. Even though fish are known to be cold blooded the tuna are rare because they are warm- blooded. They’re able to live comfortable off the cold water of Iceland and the warm water in the Gulf of Mexico. Hopefully by learning more about the Altantic bluefin tuna, people will get motivated to preserve them for future generations.

Too learn more about the Atlantic Bluefin Tuna visit http://animals.nationalgeographic.com/animals/fish/bluefin-tuna.html


Posted by: Alfonso

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