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Michigan Underwater Preserves. Michigan Underwater Preserves or Michigan Bottomland Preserves are protected areas of the Great Lakes on Michigan's coast. The thirteen designated areas, comprising a surface area of over 7,000 square miles (18,000 km 2), are considered to be "Underwater museums" and serve to protect concentrations of shipwrecks, unique geologic features and other submerged sites ...
The Manitou Passage Underwater Preserve is a preservation area in the U.S. state of Michigan. Located in Lake Michigan, it completely surrounds North Manitou Island and South Manitou Island. It includes much of that portion of Lake Michigan that borders the federally protected Sleeping Bear Dunes National Lakeshore. [1]
A modern dive light usually has an output of at least about 100 lumens. Bright dive lights have values from about 2500 lumens. Halogen lamps provide this light at over 50W power consumption. High-intensity discharge lamps (HID) [6] and Light-emitting diodes (LED) can provide similar output for less power. [8]
Thunder Bay National Marine Sanctuary and Underwater Preserve is a United States National Marine Sanctuary on Lake Huron's Thunder Bay, within the northeastern region of the U.S. state of Michigan. It protects an estimated 116 historically significant shipwrecks ranging from nineteenth-century wooden side-wheeler paddle steamers to twentieth ...
The Whitefish Point Underwater Preserve was established in 1987 to protect and conserve shipwrecks and historical resources on 376 square miles (970 km 2) of Lake Superior bottomlands in Whitefish Bay and around Whitefish Point, Michigan.
The Grand Rapids–Wyoming Combined Statistical Area is the 2nd largest CSA in the U.S. state of Michigan (behind Metro Detroit). The CSA had a population of 1,486,055 at the 2020 census. The CSA had a population of 1,486,055 at the 2020 census.
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