Kesterson National Wildlife Refuge

From Kesterson National Wildlife Refuge (KNWR), California, nesting on Se-contaminated irrigation drainwater ponds — 1983 American coot, Fulica americana Liver 37 (21-63) DW 57... 

California Kesterson National Wildlife Refuge vs. control site May 1984 liver California vole, Microtus californicus Max. 250.0 DW vs. 120... 

Adults fed diets for 11 weeks containing 5 or 9 mg Se/kg DW ration as seleno-L-methionine or naturally incorporated selenium (mammals from Kesterson National Wildlife Refuge, California)... 

Kesterson National Wildlife Refuge, 1984 Subsurface waters Sediments... 

Figure 5 The Kesterson effect biogeochemical cycling of selenium in the Coast Ranges, San Joaquin Valley, and Kesterson National Wildlife Refuge of California (Reproduced with permission from ref 86, Springer Verlag, 1994)...

Selenium pollution in the Central Valley of California, Selenium occurs naturally in sediments and soils in many parts of the Western U.S. as well as other parts of the world (e.g., China). When such soils are irrigated for agricultural purposes, this element becomes soluble and is transported in agricultural drainage waters to ponds and reservoirs where it becomes concentrated in water-borne plants and animals (up to 3000 ppm) (Frankenberger and Benson 1994). One result of this concentration process was discovered in the early 1980 s by government scientists at the Kesterson National Wildlife Refuge in Merced... 

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