鯊魚翻譯(我要做報告)

1.Sharks are facing what problem?
• fishing and other seafood is one of the case, the number of sharks is declining and will eventually run out one day. Sharks all over the world are the main threats faced by over-fishing, which has led many areas to reduce the number of sharks, so their survival is threatened.
• In 2008, all sharks and related species 126 species by the World Conservation Union Red List as globally, with different degrees of extinction threat.

2.If reducing substantially the number of sharks, what effect would the ocean?
• in maintaining balance of marine ecosystems, sharks play a very important role, so the number of shark declines, there will be ecological imbalance in the system. Tasmania Australia (Tasmania) is a sobering example: sharks have been due to local over-fishing, resulting in major increase in the number of prey ─ octopus, lobster is the result that more hunting octopus, lobster fishing industry will be affected.
• Sharks will not hunt fish, but also hunting of marine mammals, to prevent excessive number of predators. For example, the South African fur seal is the great white shark's prey. Sharks also eat carrion animals, they will eat the dying and dead animals, reduce the spread of the virus in the ecosystem opportunities.


2011-01-09 10:40:40 補充：
寫唔哂比你呀= =

2011-01-09 10:41:24 補充：
3.Why should we stop eating shark fin?
• Most shark fisheries and other problems, like fishery, management is not satisfactory, the use of illegal fishing practices, and lack of supervision and no reporting system, causing some species are threatened with extinction.

2011-01-09 10:42:35 補充：
你自己去google search 啦

sorry,寫唔倒太多,你1.and2.係上面體la!3. Why should we stop eating shark fin?
• Most shark fisheries and other problems, like fishery, management is not satisfactory, the use of illegal fishing practices, and lack of supervision and no reporting system, causing some species are threatened with extinction.
• Although not all shark species are under threat, but Hong Kong would be hard to distinguish their own source of shark products, or whether they are threatened species. Unless the supply from sustainable fisheries in Hong Kong shark's fin, shark fins and clearly separated from the other, or the best way is to appeal to consumers not to eat any shark products.
• shark on Earth has survived four hundred million years, but in the past few 100 years, stocks also lost a lot of fishing, as well as significantly reduce the number! For future generations, we can not break because of a momentary appetite, resulting in a shark once dominated the oceans in the earth.4. The question why more and more serious?
• Asian demand for shark fins to make shark fin became the most profitable part of the industry. In recent years, China's economic take-off, and advocated a luxury food culture, and shark fins have become high or essential festive Chinese banquet dishes.
• the demand for shark meat rise as the global population increases, leading to further increased demand for shark.