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Title

Effects of Holden Mine on the Water, Sediments, and Benthic Invertebrates at Railroad Creek (Lake Chelan)

 
Publication number Date Published
97-330July 1997
VIEW NOW Effects of Holden Mine on the Water, Sediments, and Benthic Invertebrates at Railroad Creek (Lake Chelan) (Number of pages: 92) (Publication Size: 4MB)




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Author(s) Johnson, A.
Description Iron, zinc, copper, cadmium, lead, other metals, and cyanide were analyzed in drainage from the abandoned Holden mine, tailings pile leachate, and Railroad Creek water and sediment collected above and below the mine. Creek samples were subjected to toxicity tests with Ceriodaphnia dubia, Hyalella azteca, and Microtoxâ. The health of Railroad Creek’s benthic invertebrate community was quantitatively assessed.
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Keywords stream, invertebrates, bioassay, biological, fee, results, creek, toxicity, metals, water, chemical, water quality, sediment, toxic, zinc, railroad, mining, lake, lead, copper, cyanide, cadmium, benthic
WATERSHED Water Resource Inventory Area 47 Chelan
DATA Environmental Information Management (EIM) #AJOH0004