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  1. A weir is an obstruction placed across a river designed to block the passage of fish. Weirs are typically used to catch fish in order to harvest their eggs. Eggs taken at the weirs are sent to state fish hatcheries where they are raised and stocked all over Michigan. We operate six fish hatcheries, five permanent egg-take stations and up to 40 ...

  2. The Jordan River National Fish Hatchery was established in 1963. Jordan River National Fish Hatchery rears lake trout as part of Great Lakes Restoration Program; provide environmental education; manage the M/V TOGUE, an 85-foot, 175-ton vessel used for offshore release of nearly all lake trout stocked in Lake Michigan.

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  4. contribution of hatchery fish. Prudence with regard to planting hatchery fish was necessary because of great demand for the existing supply in Michigan hatcheries, concerns arising from a recent decline in rainbow smelt abundance (Selgeby 1985), and possible adverse competition by introduced trout and

  5. May 17, 2019 · Michigan’s fish production is possible through the work at its six fish hatcheries, three permanent egg-take stations, and numerous rearing ponds. Last spring, Thompson State Fish Hatchery near Manistique, for instance, stocked more than 1 million fish including steelhead and Chinook salmon.

  6. There are many other hatcheries spread across the state: The Marquette State Fish Hatchery is located right by the shores of Lake Superior and the primary broodstock and rearing facility for brook and lake trout in Michigan. It also produces splake, which are a sterile hybrid of the two. The Oden State Fish Hatchery is the primary broodstock ...

  7. Oct 15, 2002 · The value of the fish stock sold ranks 12th among the 50 states. State ownership of hatcheries is nothing new. Indeed, a survey of all 50 states by Michigan Privatization Report has found that 49 of them own at least one fish hatchery. Delaware stands alone in owning no hatcheries (but it is thinking about getting into the business).

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