Fate and effects of heavy metals on the Arkansas River

Fate and effects of heavy metals on the Arkansas River Clements, W. H. (William H.) Heavy metals -- Environmental aspects Copper -- Bioaccumulation Aquatic organisms -- Effect of heavy metals on Cadmium -- Environmental aspects Zinc -- Environmental aspects Arkansas River California Gulch (Lake County, Colo.) "15 December, 1991" "Completion Report No. 163" "Grant no. 14-08-0001-G1551-04, project no. 2" ""... was financed in part by the U.S. Dept. of the Interior, Geological Survey, through the Colorado Water Resources Research Institute ..."" 38 p. Includes bibliographical references (p. 14-15) This research examined fate and effects of heavy metals (Cd, Cu, Zn) in the Arkansas River, a Colorado stream receiving metals form historic mining operations. Benthic invertebrate communities were sampled at several stations located upstream and downstream form California Gulch, a U.S. EPA "Superfund" site in Leadville, CO. Impacted stations were characterized by reduced species richness, reduced abundance, and a shift in community composition from metal-sensitive taxa (e.g. Ephemeroptera) to metal-tolerant taxa (Orthocladiini chironomids and Trichoptera). Colorado State University. Libraries Colorado Water Resources Research Institute Geological Survey (U.S.) 1991 text ; image application/pdf COMP163.pdf CCRICWRI100017CRPT eng Completion report (Colorado Water Resources Research Institute) ; no. 163 Arkansas River ; California Gulch (Lake County, Colo.) c1991 Colorado Water Resources Research Institute

Fate and effects of heavy metals on the Arkansas River

Clements, W. H. (William H.)

Heavy metals -- Environmental aspects

Copper -- Bioaccumulation

Aquatic organisms -- Effect of heavy metals on

Cadmium -- Environmental aspects

Zinc -- Environmental aspects

Arkansas River

California Gulch (Lake County, Colo.)

"15 December, 1991"

"Completion Report No. 163"

"Grant no. 14-08-0001-G1551-04, project no. 2"

""... was financed in part by the U.S. Dept. of the Interior, Geological Survey, through the Colorado Water Resources Research Institute ...""

38 p.

Includes bibliographical references (p. 14-15)

This research examined fate and effects of heavy metals (Cd, Cu, Zn) in the Arkansas River, a Colorado stream receiving metals form historic mining operations. Benthic invertebrate communities were sampled at several stations located upstream and downstream form California Gulch, a U.S. EPA "Superfund" site in Leadville, CO. Impacted stations were characterized by reduced species richness, reduced abundance, and a shift in community composition from metal-sensitive taxa (e.g. Ephemeroptera) to metal-tolerant taxa (Orthocladiini chironomids and Trichoptera).

Colorado State University. Libraries

Colorado Water Resources Research Institute

Geological Survey (U.S.)

1991

text ; image

application/pdf

COMP163.pdf

CCRICWRI100017CRPT

eng

Completion report (Colorado Water Resources Research Institute) ; no. 163

Arkansas River ; California Gulch (Lake County, Colo.)

c1991 Colorado Water Resources Research Institute