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Susceptibility weighted imaging (SWI), originally called BOLD venographic imaging, is an MRI sequence that is exquisitely sensitive to venous blood, hemorrhage and iron storage. SWI uses a fully flow compensated, long echo, gradient recalled echo (GRE) pulse sequence to acquire images.
Fossil shark spines found in Michigan are usually the remains of ctenacanths and cladodonts. Bradyodont shark teeth have also been discovered in Michigan, however, it's also possible that these teeth were shed by animals more closely related to holocephalans than true sharks. [6] Tabulate and tetra- corals disappeared from Michigan during the ...
The McCormick Wilderness is a United States Wilderness Area located in the Upper Peninsula of Michigan.It covers an area of about 17,000 acres (69 km 2) and is located 3 miles (4.8 km) east of the Baraga-Marquette county line. [1]
This list of the prehistoric life of Michigan contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of ...
Michigan's 20 largest inland lakes. This is a list of lakes in Michigan. The American state of Michigan borders four of the five Great Lakes. The number of inland lakes in Michigan depends on the minimum size. There are: 62,798 lakes ≥ 0.1 acres (0.00040 km 2) [1] 26,266 lakes ≥ 1.0 acre (0.0040 km 2) [1] 6,537 lakes ≥ 10.0 acres (0.040 ...
The Moccasin Bluff site (also designated 20BE8) is an archaeological site located along the Red Bud Trail and the St. Joseph River north of Buchanan, Michigan.It was listed on the National Register of Historic Places in 1977, [1] and has been classified as a multi-component prehistoric site with the major component dating to the Late Woodland/Upper Mississippian period.
A Crew Was Searching for Shipwrecks in Lake Michigan—but They Found Something Completely Different. ... And just because there’s 40 in the one relatively small area, doesn’t mean there aren ...
Tahquamenon Falls in the Upper Peninsula of Michigan.. The heavily forested Upper Peninsula is relatively mountainous in the west. The Porcupine Mountains, which are part of one of the oldest mountain chains in the world, [3] rise to an altitude of almost 2,000 feet (610 m) above sea level and form the watershed between the streams flowing into Lake Superior and Lake Michigan.