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Map showing free-air gravity anomalies in the southern Beaufort Sea
1977, Miscellaneous Field Studies Map 851
Free-air gravity anomaly data used in this compilation were obtained from the U.S. Geological Survey; the University of Connecticut Institute of Marine Sciences; and the Earth Physics Branch, Department of Energy, Mines, and Resources, Canada.Bathymetric contours are based primarily upon water-depth data (uncorrected) collected together with the gravity data. Water...
Methods for collection and analysis of aquatic biological and microbiological samples
T. A. Ehlke, G. A. Irwin, B.W. Lium, K. V. Slack
Phillip E. Greeson, editor(s)
1977, Techniques of Water-Resources Investigations 05-A4
Chapter A4 contains methods used by the U.S. Geological Survey to collect, preserve, and analyze waters to determine their biological and microbiological properties. Part 1 discusses biological sampling and sampling statistics. The statistical procedures are accompanied by examples. Part 2 consists of detailed descriptions of more than 45 individual methods,...