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Baiji River Dolphin May or May Not Be Extinct

ozmanjusri writes "Major news outlets are reporting that after 20 million years, Baiji (Yangtze River Dolphin) are now officially extinct. This is apparently actually old news; it was announced on a Baiji conservation website in December of last year. One outlet, though, is claiming they may not quite be completely dead yet. The same scientist that filed the report leading the the declaration of extinction is still hopeful: '"This is only one survey and...you can't have a sample in a survey, so you cannot say the baiji all is gone by the result of only one survey," he said. "For example, there is some side channels or some tributaries [where] we cannot go because of a restriction of navigation rules, and also we don't survey during the night-time so we may miss some animals in the Yangtze River." Professor Ding says based on anecdotal evidence, he remains confident the dolphins are still out there. "I'm pretty much sure there are a few of them left somewhere in the Yangtze River," he said. "I keep receiving reports from fishermen, they say they saw a couple of baiji somewhere, sometime."'"

3 of 175 comments (clear)

  1. I'm curious.... by PJ1216 · · Score: 2, Interesting

    How thorough do these surveys have to be to finally declare a species extinct? I mean, there's a lot of water, isn't there? I mean, I know this isn't the middle of the ocean, but I'm sure there's a lot of space to cover. Logically speaking, to confidently say something is extinct, wouldn't that require a proof of exhaustion. Literally just checking every possible place and not finding any evidence of the animal. I mean, if they haven't checked everywhere, I don't think they should be saying 'extinct' just yet. If this guy is saying there's hope based on the amount of area they haven't checked, I'm guessing that means its a large area. I think its a bit premature. It's not like there haven't been premature announcements of extinction on species before: http://www.cnn.com/2005/TECH/science/04/28/woodpec ker/index.html and http://www.usatoday.com/tech/science/discoveries/2 006-03-09-rat-squirrel-survivor_x.htm

  2. straw man by circletimessquare · · Score: 2, Interesting

    how much additional effort would it have taken the chinese to save the dolphin from extinction?

    you seem to say that economic development, the three gorges damn, etc.: it required the dolphin go extinct. really? so china can exert great effort to build a damn, but not the tiniest of effort to save a dolphin?

    fact is, it is now the eternal shame of the chinese for killing this creature. not according to this westerner. don't ask me, ask your grandchildren

    they won't mind at all that your poor choices means the china they inherit is permanently reduced

    please: i want you to tell me with your obvious conscience free certainty about everything being great and wonderful about modern china that your grandchildren would never do that

    go ahead, tell us all about how no mistake was made

    (snicker)

    --
    intellectual property law is philosophically incoherent. it is your moral duty to ignore it or sabotage it
  3. Re:yes, education is needed by petsounds · · Score: 2, Interesting

    It is sad that China cannot learn from the mistakes of the west. Your China is like America in the 1950s. All properity, all industry, no ecology. In 40 years, China and the world will be weeping at the ecological damage you have wrought upon the earth. Already you are poisoning your own people with smog. The Three Gorges Dam is an environmental, archaeological, and socioeconomic disaster. Important archaeological sites have been submerged, whole towns have been moved, and the Yangtze ecosystem will be forever altered. The Chinese government is ignorant, foolish, and power-hungry. This isn't much different than many western governments, but they have the benefit of some amount of public accountability due to their democratic leanings. China is being led down a dark path by people who are sacrificing China's natural resources in exchange for short-term benefits.