USGS/Cascades Volcano Observatory, Vancouver, Washington
REPORT:
Effects of the 1980 eruption of Mount St. Helens on the limnological
characteristics of selected lakes in western Washington
--
S.S. Embrey and N.P. Dion, 1988,
Effects of the 1980 Eruption of Mount St. Helens on the Limnological
Characteristics of Selected Lakes in Western Washington:
U.S. Geological Survey Water-Resources Investigations Report 87-4263, 60p.
Table of Contents
-
Abstract
-
Introduction
- Methods of data collection and analysis
- Major effects on existing study lakes in western Washington,
May 1980 to October 1980
- Posteruption, physical, chemical, and biological conditions in existing
and newly created study lakes in western Washington, June 1980 to August 1982
- Physical characteristics
- Water transparency and color
- Chemical characteristics
- Dissolved oxygen
- Inorganic and organic chemistry
- Biological characteristics
- Chlorophyll
- Phytoplankton
- Zooplankton
- Higher organisms
- Projected recovery of study lakes
-
Summary
- References cited
- Appendices
- A. Taxonomic identificition of phytoplankton in eight study
lakes in the Mount St. Helens area, Washington
- B. Taxonomic identification of zooplankton in eight study lakes
in the Mount St. Helens area, Washington
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11/10/98, Lyn Topinka