- 2007They were pronounced extinct in 2007 following the failure of a dedicated 6-week expedition in 2006 to find a single one. There have been no confirmed baiji sightings since before 2006.au.whales.org/whales-dolphins/species-guide/baiji/
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The baiji: Why this extinct river dolphin still matters
Web15 sep. 2022 · By Emily Osterloff. First published 15 September 2022. Last updated 9 January 2023. 83. It has been more than 20 years since the last confirmed sighting of a wild baiji. These river dolphins are the first cetaceans (the mammal group that includes …
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Baiji - Wikipedia
In the 1950s, the population was estimated at 6,000 animals, but declined rapidly over the subsequent five decades. Only a few hundred were left by 1970. Then the number fell to 400 by the 1980s and then to 13 in 1997 when a full-fledged search was conducted. The baiji was last sighted in August 2004, though there was a possible sighting in 2007. It is listed as an endangered sp…
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Yangtze River Dolphin (Baiji) – IUCN – SSC Cetacean Specialist Group
WebThe extinction of the baiji was a national tragedy for China and an international disgrace. An earlier, more dynamic response to the species’ decline, both inside China and from …
Reported Sighting of Extinct River Dolphin is Unlikely
WebBy Michael Greshko. October 11, 2016. • 3 min read. Ten years after it was declared functionally extinct, amateur conservationists believe they have spotted a Yangtze river …
Baiji - Whale & Dolphin Conservation USA
WebSee all species. The Chinese river dolphin, or baiji, holds the unenviable record of being the first dolphin species driven to extinction by human beings. The mighty Yangtze River in …
Baiji - Whale and Dolphin Conservation
WebThe Chinese river dolphin, or baiji, holds the unenviable record of being the first dolphin species driven to extinction by human beings. The mighty Yangtze River in China was the baiji’s home for 20 million years. It took …
First human-caused extinction of a cetacean species?
Web7 aug. 2007 · The Yangtze River dolphin or baiji (Lipotes vexillifer), an obligate freshwater odontocete known only from the middle-lower Yangtze River system and neighbouring …
ScienceShot: The Last Sightings of the Yangtze River Dolphin
Web18 mei 2010 · By Dennis Normile. Share: The Yangtze river dolphin, or baiji, has been presumed extinct since an intensive 2006 survey failed to find a single individual of the …
Requiem for a Freshwater Dolphin | Scientific American
Web8 aug. 2007 · The loss of the baiji marks the first extinction of a large animal since the disappearance of the Caribbean monk seal in the 1950s, though the U.N. estimates that …
Baiji genomes reveal low genetic variability and new insights into ...
Web29 okt. 2013 · Nature Communications - Despite major conservation efforts, the Yangtze river dolphin, or baiji, is now recognised as functionally extinct. Here, Zhou et al. report …
Verwante zoekopdrachten voor baiji extinction
