<br />39
<br />
<br />A series of distribution maps for rare fish found in the upper Colorado River basin based
<br />upon a survey of the literature. Maps are provided for Colorado cutthroat trout, bony tail
<br />chub, Colorado squawfish, humpback chub, humpback sucker, and the Kendall Warm Springs
<br />dace in Colorado, New Mexico, Utah, and Wyoming.
<br />
<br />226. Eddy, R. M. 1975. The effect of point source discharges on the diversity of benthic
<br />invertebrates of the Yampa River, Steamboat Springs to Hayden, Colorado - September,
<br />1975. U. S. Environ. Protect. Agency, Denver, Colo. SA/TIB-30. 43 pp.
<br />
<br />INVERTEBRATE, RlVER-Yampa, WATER QUALITY
<br />
<br />Macroinvertebrates were sampled at 17 locations (3 samples each) along a 6l-km reach of
<br />the Yampa River with modified Surber samplers in September 1975 to determine the impact
<br />of known point-source discharges on these organisms.
<br />
<br />227. Eddy, S. 1957. How to know the freshwater fishes. Wm. C. Brown Co., Dubuque, Iowa.
<br />253 pp.
<br />
<br />DESCRIPTION, DISTRIBUTION, FISH, KEYS
<br />
<br />Comprehensive list of the freshwater fish of the United States with a key to their
<br />identification.
<br />
<br />228. Edmondson, C. H.
<br />Stud. Ser.
<br />
<br />1912.
<br />A, 9:
<br />
<br />Protozoa of high mountain lakes in Colorado.
<br />65-74.
<br />
<br />Univ. Colo.
<br />
<br />DISTRIBUTION, INVERTEBRATE
<br />
<br />Lists species of aquatic Protozoa for a number of mountain lakes between 8,875 and 12,740
<br />feet in elevation.
<br />
<br />229. Edmunds, G. F., Jr., R. K. Allen, and W. L. Peters. 1963. An annotated key to the nymphs
<br />of the families and subfamilies of mayflies (Ephemeroptera). Univ. Utah (Salt Lake
<br />City) BioI. Ser. 13(1): 1-56.
<br />
<br />INSECT, KEYS
<br />
<br />Keys for nymphs of mayflies in Utah. This series also contains the following papers:
<br />G. F. Edmunds, and G. G. Musser, "The mayfly fauna of Green River in the Flaming Gorge
<br />Reservoir Basin, Wyoming and Utah," pp. 112-123; R. J. Musser, "Dragonflies (Odonata:
<br />Anisertera) from Green River in the Flaming Gorge Reservoir Basin, Wyoming and Utah," pp.
<br />126-132; and J. Sessions and A. R. Gaufin, "Stoneflies (Plecoptera) from Green River in
<br />the Flaming Gorge Reservoir Basin, Wyoming and Utah," pp. 134-137.
<br />
<br />230. Ehrenfeld, D. W. 1976. The conservation of non-resources. Am. Sci. 64: 648-656.
<br />
<br />ECOLOGY, ECONOMICS, PLAN, WILDLIFE
<br />
<br />Discussion of the rationale for the preservation of endangered species. Economic and
<br />even ecological justifications for the preservation of endangered species may weaken the
<br />conservation position in unpredictable ways. Non-resource reasons are ultimately more
<br />significant.
<br />
<br />231. Eiserman, F., editor. 1958. A fisheries survey of the Little Snake River drainage.
<br />Wyoming Game Fish Dep., Cheyenne. Fish Tech. Rep. 6. 35 pp + appendix.
<br />
<br />ABUNDANCE, DISTRIBUTION, FISH, FISH-rare, FISHERY, HABITAT, MANAGEMENT, RIVER-Little
<br />Snake, WATER QUALITY
<br />
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