hatchery return
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Coleman National Fish Hatchery — (foreground), Mount Lassen (background). Before the construction of the Shasta and Keswick Dams, Chinook Salmon and Steelhead Trout were free to migrate to the upper reaches of the Sacramento, Pit and McCloud Rivers to spawn. In 1942, the Coleman … Wikipedia
natural return ratio — an estimate of the ratio of naturally produced spawners in one generation to total natural spawners (both naturally and hatchery produced) in the previous generation … Dictionary of ichthyology
Rainbow trout — Steelhead redirects here. For other uses, see Steelhead (disambiguation). Rainbow trout Scientific classification Kingdom: Animalia … Wikipedia
Pallid sturgeon — Taxobox name = Pallid sturgeon status = EN | status system = IUCN3.1 image width = 250px regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Acipenseriformes familia = Acipenseridae subfamilia = Scaphirhynchinae genus =… … Wikipedia
Brave New World — This article is about the novel. For other uses, see Brave New World (disambiguation). Brave New World … Wikipedia
Dinotopia — Dinotopia: A Land Apart From Time by James Gurney Dinotopia is a fictional utopia created by author and illustrator James Gurney. It is the setting for the book series with which it shares its name. Dinotopia is an isolated island inhabited by… … Wikipedia
Chinook salmon — King Salmon redirects here. For other uses, see King Salmon (disambiguation). Chinook king salmon A male Chinook in its freshwater phase Scientific classification Kingdom … Wikipedia
Merced River — Coordinates: 37°20′57″N 120°58′32″W / 37.34917°N 120.97556°W / 37.34917; 120.97556 … Wikipedia
Issaquah, Washington — Infobox Settlement official name = Issaquah, Washington settlement type = City nickname = motto = imagesize = image caption = image imagesize = image caption = image mapsize = 250x200px map caption = Location of Issaquah, Washington mapsize1 =… … Wikipedia
History of Missouri — The history of Missouri begins with France claiming the territory and selling it to the U.S. in 1803. Statehood came following a compromise in 1820. Missouri grew rapidly until the Civil War, which saw numerous small battles and control by the… … Wikipedia
