blue shark

                                  

         this shark can blend in with the the blue sea and are hard  to see and they are fast, they like tropical waters and swim down 350 feet down in the ocean, about 10 to 20 million of this shark are killed and by fishing nets, the skin is used for leather and the fins and meat is used for shark fin soup and other meals and the leather can be used for oil, some of the predators are the tiger shark the grate whites and killer whiles, they eat cuttlefish lobster octopus shrimp and crab.