In the news last week was the proposition that scientists might be able to clone the now extinct Mammoth.
Do we really need to bring back the mammoth?
Scientists map DNA of prehistoric animalCNN - 19 Nov 2008"This really is the first time that we have been able to study an extinct animal in the same detail as the ones living in our own time," said Stephan ...
Scientists reconstruct genome of extinct woolly mammoth Business Mirror
Regenerating a Mammoth for $10 Million New York Times
Successful Cloning Process With 16-year-old Frozen TissueeFluxMedia - 5 Nov 2008Still, the same nuclear transfer techniques could be used on extinct species. The study notes that "techniques could be used to 'resurrect' animals or ...
A first-time research to make cloning possible from a dead cell MyNews.in
Cloned Mice Obtained Using Frozen Tissue Technique could be used ... Drug Topics Magazine
'Scientists a step closer to Jurassic Park' Hindu
No need to clone them to bring back a prehistoric createure we have them living among us. Here is a living dinosaur that needs saving.
Sturgeons in China may be among last survivors of 130-million-year-old species
08:48 AM CST on Saturday, November 29, 2008
Craig Simons / Cox News Service
SHANGHAI, China – It's hard to hold a living dinosaur in a concrete pool.
Yet the dozens of Chinese sturgeons swimming lazy circles at the Yangtze Estuarine Nature Reserve in Shanghai may be among the last survivors of a 130-million-year-old species, one of the oldest surviving animals in the world.
As recently as the 1970s, thousands of Chinese sturgeons – a flat-headed fish that can live for 40 years and grow as long as a minivan – spawned each year in the Yangtze, the world's third-longest waterway. Adults typically spent more than a decade in the Pacific Ocean before swimming thousands of miles up the Yangtze to breed.
Today, a combination of dams, over-fishing and heavy boat traffic has pushed the species to the brink of extinction. Last year, scientists documented only six adult sturgeons in their last known remaining spawning ground.
The sturgeons' plight underscores the high environmental costs of China's economic development. China has grown about 10 percent annually since the late 1970s.
But a lack of environmental controls has led to widespread pollution and habitat loss.
From its headwaters on the Tibetan Plateau to where it pours into the East China Sea just north of Shanghai, the Yangtze was once one of the world's richest ecosystems. Elephants, tigers and alligators roamed its banks. Cranes and other birds fed in wide marshes in its flood plains.
At the beginning of the 20th century the Chinese sturgeon was among the oldest living animal species in the world. Its spawning grounds stretched into Sichuan province, 2,000 miles from the sea.
Through the 1970s, fishermen prized sturgeons for their size and caught hundreds annually.
Beijing listed Chinese sturgeons as endangered in 1988 and banned killing them, but many continued to be injured by fishing nets strung along the riverbank.
Traffic in the Yangtze also became a problem because sturgeons swim near the surface, colliding with boats.
Hydroelectric dams have been the biggest challenge to the Chinese sturgeons' survival. The Gezhouba Dam was built across the Yangtze River in 1981 to test techniques later used in the Three Gorges Dam.
All of the sturgeons' traditional breeding grounds lie upstream of the Gezhouba Dam. But some sturgeons made do with a habitat just east of its massive sluice gates.
"There has been so much manmade damage to the river that I sometimes can't see how the Chinese sturgeon can recover," said Wei Qiwei, a biologist at the Yangtze River Fisheries Research Institute.
The Chinese sturgeon could go the way of the original New Zealand Penquin.
The discovery of a previously unknown and now extinct New Zealand penguin could be just one of many breakthroughs as scientists probe the secrets of ancient DNA.
A study led by Otago University researchers set out to look at changes in the yellow-eyed penguin population after humans settled in New Zealand.
But DNA analysis of old bones discovered evidence of a completely new penguin species, now dubbed the Waitaha the Maori word for Canterbury penguin.
The study found the yellow-eyed penguin was a recent immigrant to New Zealand, arriving just 500 years ago.
"This sort of discovery is going to become more and more common as people look at ancient DNA," said Otago University zoologist Dr Phil Seddon.
The yellow-eyed penguin filled a niche after the Waitaha became extinct following the arrival of Polynesian settlers between 1300 and 1500 AD.
SEE:
SOS
Nessie?
Jurassic Park
Capitalism Threatens Coelacanth
Prehistoric Happy Feet
March Of The Penquins to Extinction
tags
rare, penquin,, china, marine biology, fish, living fossil, endangered species, species,, mammoth,, cloning,, Jurrasic Park, extinction,, sturgeon
It’s possible that I shall make an ass of myself. But in that case one can always get out of it with a little dialectic. I have, of course, so worded my proposition as to be right either way (K.Marx, Letter to F.Engels on the Indian Mutiny)
Showing posts with label sturgeon. Show all posts
Showing posts with label sturgeon. Show all posts
Tuesday, December 02, 2008
Monday, July 23, 2007
Sea Serpent
Here is an interesting Sea Serpent that actually has been documented in scientific journals. And it is Canadian.
And while the article the first link is from;Sea monsters: Not real, but good for business describes many fresh lake sea monster sightings, it basically claims they are all made up. Of course as per usual I believe many of them may be sightings of the rare and endangered ancient dinosaur fish the sturgeon.
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Cadboro Bay in British Columbia claims Caddy, or Cadborosaurus willsi, a serpent-like creature that to this day remains the only monster ever described in a scientific journal.
The existence of the species has been suggested by the original specimen-based description in a refereed scientific journal in which the type juvenile specimen is represented by 3 different close-up quality photographs (in the B. C. Provincial Archives in Victoria), in which at least three new-born relatively tiny precocial "baby" specimens have been independently held by at least three pairs of human captors during the past 40 years, and by more than 100 documented sightings, photographs, sonar images, and sketches of live animals made independently at predicted times and places, subsequent to the original description in 1995 and continuing to the present
In the Amphipacifica Journal of Systematic Biology Drs. Paul H. LeBlond and Edward L. Bousfield review the large aquatic reptile known as "Caddy" from the Pacific coast of North America. Bousfield and LeBlond believe the historical records about this creature contain sufficient evidence of "specimens in hand" to conclude "the animal is real and merits formal taxonomic description," and propose it be named and diagnosed with vertebrate class Reptilia as Cadborosaurus willsi, new genus, new species.
Many people have spotted a large marine cryptid from coastal areas of the northeast Pacific Ocean and sporadically these sightings have been reported by the news media. Bousfield and LeBlond describe it as "a large serpentine animal (adult body length 15-20 meters), clearly unlike any whale, pinniped, fish, or other existing vertebrate animal that makes only brief appearances at the sea surface, presenting distinctive head, a long neck, and trunk region that often forms into number of vertical humps or loops. Its swimming speed is astonishing to those who try to approach it, invariably unsuccessfully."
And while the article the first link is from;Sea monsters: Not real, but good for business describes many fresh lake sea monster sightings, it basically claims they are all made up. Of course as per usual I believe many of them may be sightings of the rare and endangered ancient dinosaur fish the sturgeon.
See:
Die Vurm
Snakes Alive
Nessies Relative
Nessie?
Find blog posts, photos, events and more off-site about:
Monsters, Lake monsters, Loch Ness, Ness, Nessie, sea serpent, Scotland, myths, legends,cryptozoology,
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python, ophites, ophidian, gnostics, serpent worship, India, Christianity, Abrahamic, Judeaism, Islam, totems, primitive peoples, religion, rituals, magick, rites, cave paintings,archeology, archeologist, San, 70,000yearsago
Tuesday, June 05, 2007
Nessies Relative
Is this skeleton any relation to Nessie since there have been reports of that fresh water monster being seen and filmed in Loch Ness.
Whatever was filmed is a shadow underwater, which could be a large sturgeon.
This at least is a skeleton. Though how it got into an iceberg is a puzzle itself.
Scientists are puzzled by pictures that appear to show a mammalian skeleton jutting out of an iceberg that recently drifted past the east coast of Newfoundland. (CP PHOTO/HO/Department of Fisheries of Oceans)
See
Cryptozoology Part 2
Dinosaurs
Fossils
Monsters
Find blog posts, photos, events and more off-site about:
Monsters, Lake monsters, Loch Ness, Ness, Nessie, sea serpent, Scotland, myths, legends,cryptozoology,
frilled, shark, dinosaur, fossil fish, living dinosaur, prehistoric shark, Japan, video, rare, animals, biology, marine biology, fish, living fossil
Whatever was filmed is a shadow underwater, which could be a large sturgeon.
This at least is a skeleton. Though how it got into an iceberg is a puzzle itself.
Scientists are puzzled by pictures that appear to show a mammalian skeleton jutting out of an iceberg that recently drifted past the east coast of Newfoundland. (CP PHOTO/HO/Department of Fisheries of Oceans)
See
Nessie was an Elephant?
They Walk Among Us
SharkCryptozology Part 1 |
Cryptozoology Part 2
Dinosaurs
Fossils
Monsters
Find blog posts, photos, events and more off-site about:
Monsters, Lake monsters, Loch Ness, Ness, Nessie, sea serpent, Scotland, myths, legends,cryptozoology,
frilled, shark, dinosaur, fossil fish, living dinosaur, prehistoric shark, Japan, video, rare, animals, biology, marine biology, fish, living fossil
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