Preliminary survey of heavy metal contamination of channel catfish in Nebraska.
D000818:Animals; D005399:Fishes; D008628:Mercury / Q000032:analysis; D008670:Metals / Q000032:analysis; D009329:Nebraska; D014873:Water Pollutants / Q000032:analysis*; D014874:Water Pollutants, Chemical / Q000032:analysis*
D008670:Metals; D014873:Water Pollutants; D014874:Water Pollutants, Chemical; D008628:Mercury