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Alpena Amberley Ridge. More than 120 feet under the waters of Lake Huron there is a raised ridge that stretches from Alpena Michigan to southern Ontario. The Alpena-Amberley Ridge labeled Six Fathom Shoal on older nautical charts is a limestone and dolomite ridge about 100 miles long and 10 miles wide which from 9800 to 7000 years ago formed a dry land corridor dividing the modern Lake Huron Basin into two separate lakes and linking northeast lower Michigan with southwest Ontario. In years past the team had found wooden poles perhaps used to hang meat that date to about 9000 years ago. Crossing the Alpena-Amberley Ridge.
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June 10 2014 June 10 2014 MASThunderBay. These lithic artifactsrecovered during. Then in perhaps as little as a year the Alpena-Amberley ridge vanished beneath gently rising waters according to John OShea a professor of anthropology at the University. More than 120 feet under the waters of Lake Huron there is a raised ridge that stretches from Alpena Michigan to southern Ontario. The Lake Stanley period of low water would have exposed the Alpena-Amberley ridge a limestone and dolamite nature-formed causeway averaging about. Evidence of ancient hunting sites have been found along the now-submerged ridge.
Modern land is shown in brown while areas of exposed dry land during Lake Stanley.
An outcropping of limestone and. In years past the team had found wooden poles perhaps used to hang meat that date to about 9000 years ago. An outcropping of limestone and. More than 120 feet under the waters of Lake Huron there is a raised ridge that stretches from Alpena Michigan to southern Ontario. The Alpena-Amberley Ridge labeled Six Fathom Shoal on older nautical charts is a limestone and dolomite ridge about 100 miles long and 10 miles wide which from 9800 to 7000 years ago formed a dry land corridor dividing the modern Lake Huron Basin into two separate lakes and linking northeast lower Michigan with southwest Ontario. NOAA bathymetric map of Lake Huron with the Alpena-Amberley Ridge indicated by dashed lines.
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The Alpena-Amberley Ridge labeled Six Fathom Shoal on older nautical charts is a limestone and dolomite ridge about 100 miles long and 10 miles wide which from 9800 to 7000 years ago formed a dry land corridor dividing the modern Lake Huron Basin into two separate lakes and linking northeast lower Michigan with southwest Ontario. When these stone structures were built great sheets of glacial ice extended south from the North Pole and water levels were much lower than they are today. NOAA bathymetric map of Lake Huron with the Alpena-Amberley Ridge indicated by dashed lines. In years past the team had found wooden poles perhaps used to hang meat that date to about 9000 years ago. An outcropping of limestone and.
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John OShea provides an update on his research on the Alpena-Amberley ridge a land bridge that once connected Michigan to southwest Ontario. When these stone structures were built great sheets of glacial ice extended south from the North Pole and water levels were much lower than they are today. During the Lake Stanley low stand 115007000 cal BP lake levels were as much as 100 m lower than present 5 6 and the AAR was a dry narrow land. OShea thought that the ridge sitting beneath the waters of Lake Huron now known as the Alpena-Amberley Ridge could have acted as a time capsule. These lithic artifactsrecovered during.
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June 10 2014 June 10 2014 MASThunderBay Leave a comment. The depth of the Great Lakes was up to 300 feet below modern levels exposing miles more land than we. They found stone. LAKE HURONRoughly 10000 years ago a narrow ridge between what is now Alpena Michigan and Amberley near Goderich split Lake Huron into two smaller lakes. In years past the team had found wooden poles perhaps used to hang meat that date to about 9000 years ago.
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Though it is underwater now almost 10000 years ago during the last ice age it would have been exposed. June 10 2014 June 10 2014 MASThunderBay. John OShea has a bottle of Scotch whiskey on the desk in his office a gift from a colleague. Then in perhaps as little as a year the Alpena-Amberley ridge vanished beneath gently rising waters according to John OShea a professor of anthropology at the University. NOAA bathymetric map of Lake Huron with the Alpena-Amberley Ridge indicated by dashed lines.
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Though it is underwater now almost 10000 years ago during the last ice age it would have been exposed. Bottom of the Lake Image credit. Though it is underwater now almost 10000 years ago during the last ice age it would have been exposed. Then in perhaps as little as a year the Alpena-Amberley ridge vanished beneath gently rising waters according to John OShea a professor of anthropology at the University. John OShea has a bottle of Scotch whiskey on the desk in his office a gift from a colleague.
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About 9000 years ago when water levels in Lake Huron were about 100 m 330 ft below todays levels the ridge was exposed and the land bridge was used as a migration route for large herds of caribou. More than 120 feet under the waters of Lake Huron there is a raised ridge that stretches from Alpena Michigan to southern Ontario. John OShea provides an update on his research on the Alpena-Amberley ridge a land bridge that once connected Michigan to southwest Ontario. The green area represents the current water line of Lake Huron. In years past the team had found wooden poles perhaps used to hang meat that date to about 9000 years ago.
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Though the lake is notoriously unpredictable. When these stone structures were built great sheets of glacial ice extended south from the North Pole and water levels were much lower than they are today. Bottom of the Lake Image credit. NOAA bathymetric map of Lake Huron with the Alpena-Amberley Ridge indicated by dashed lines. These lithic artifactsrecovered during.
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The Lake Stanley period of low water would have exposed the Alpena-Amberley ridge a limestone and dolamite nature-formed causeway averaging about. Crossing the Alpena-Amberley Ridge. In years past the team had found wooden poles perhaps used to hang meat that date to about 9000 years ago. More than 120 feet under the waters of Lake Huron there is a raised ridge that stretches from Alpena Michigan to southern Ontario. The Alpena-Amberley Ridge first became the subject of a paper written by researchers John OShea and Guy Meadows and published by the National Academy of Sciences in.
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June 10 2014 June 10 2014 MASThunderBay Leave a comment. The depth of the Great Lakes was up to 300 feet below modern levels exposing miles more land than we. The Alpena-Amberley Ridge first became the subject of a paper written by researchers John OShea and Guy Meadows and published by the National Academy of Sciences in. Seventeen flakes and 1 unifacial scraper have been recovered from submerged archaeological sites on the Alpena-Amberley Ridge a landform across the Lake Huron basin that was dry land 75009500 years ago. More than 120 feet under the waters of Lake Huron there is a raised ridge that stretches from Alpena Michigan to southern Ontario.
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The Alpena-Amberley Ridge is an ancient ridge beneath the surface of Lake Huron running from Alpena Michigan southwest to Point Clark Ontario. The problem is hes not allowed to open it. A computer rendering of the Alpena-Amberley land ridge a 75-square mile ridge that once connected Michigans Lower Peninsula to southwest Ontario. An outcropping of limestone and. These lithic artifactsrecovered during.
Source: pinterest.com
The depth of the Great Lakes was up to 300 feet below modern levels exposing miles more land than we. When these stone structures were built great sheets of glacial ice extended south from the North Pole and water levels were much lower than they are today. More than 120 feet under the waters of Lake Huron there is a raised ridge that stretches from Alpena Michigan to southern Ontario. Seventeen flakes and 1 unifacial scraper have been recovered from submerged archaeological sites on the Alpena-Amberley Ridge a landform across the Lake Huron basin that was dry land 75009500 years ago. Then in perhaps as little as a year the Alpena-Amberley ridge vanished beneath gently rising waters according to John OShea a professor of anthropology at the University.
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An outcropping of limestone and. Bottom of the Lake Image credit. Crossing the Alpena-Amberley Ridge. Though the lake is notoriously unpredictable. The Alpena-Amberley Ridge is an ancient ridge beneath the surface of Lake Huron running from Alpena Michigan southwest to Point Clark Ontario.
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Though the lake is notoriously unpredictable. The depth of the Great Lakes was up to 300 feet below modern levels exposing miles more land than we. This gorgeous bathymetric map of Lake Huron clearly shows the Alpena-Amberley Ridge which once cut straight across the lake. Though the lake is notoriously unpredictable. More than 120 feet under the waters of Lake Huron there is a raised ridge that stretches from Alpena Michigan to southern Ontario.
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Crossing the Alpena-Amberley Ridge. The problem is hes not allowed to open it. On the Alpena-Amberley Ridge a 72-square-mile land mass that essentially separated Lake Huron into two large post-Ice Age basins archaeologists have discovered unambiguous evidence that hunters from about 9000 years ago took part in organized hunts. A computer rendering of the Alpena-Amberley land ridge a 75-square mile ridge that once connected Michigans Lower Peninsula to southwest Ontario. John OSheaUniversity of Michigan.
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In years past the team had found wooden poles perhaps used to hang meat that date to about 9000 years ago. The American portion of the Alpena-Amberley Ridge during the later Lake Stanley low water phase after ref. When these stone structures were built great sheets of glacial ice extended south from the North Pole and water levels were much lower than they are today. June 10 2014 June 10 2014 MASThunderBay Leave a comment. Then in perhaps as little as a year the Alpena-Amberley ridge vanished beneath gently rising waters according to John OShea a professor of anthropology at the University.
Source: in.pinterest.com
The Alpena-Amberley Ridge is an ancient ridge beneath the surface of Lake Huron running from Alpena Michigan southwest to Point Clark Ontario. Bottom of the Lake Image credit. NOAA bathymetric map of Lake Huron with the Alpena-Amberley Ridge indicated by dashed lines. The depth of the Great Lakes was up to 300 feet below modern levels exposing miles more land than we. When these stone structures were built great sheets of glacial ice extended south from the North Pole and water levels were much lower than they are today.
Source: pinterest.com
The American portion of the Alpena-Amberley Ridge during the later Lake Stanley low water phase after ref. Bottom of the Lake Image credit. John OShea has a bottle of Scotch whiskey on the desk in his office a gift from a colleague. More than 120 feet under the waters of Lake Huron there is a raised ridge that stretches from Alpena Michigan to southern Ontario. The problem is hes not allowed to open it.
Source: pinterest.com
Bottom of the Lake Image credit. The Alpena-Amberley Ridge labeled Six Fathom Shoal on older nautical charts is a limestone and dolomite ridge about 100 miles long and 10 miles wide which from 9800 to 7000 years ago formed a dry land corridor dividing the modern Lake Huron Basin into two separate lakes and linking northeast lower Michigan with southwest Ontario. On the Alpena-Amberley Ridge a 72-square-mile land mass that essentially separated Lake Huron into two large post-Ice Age basins archaeologists have discovered unambiguous evidence that hunters from about 9000 years ago took part in organized hunts. An outcropping of limestone and. John OShea has a bottle of Scotch whiskey on the desk in his office a gift from a colleague.
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