7086

• UCREFRP Catalog Number: 7086
• Author: U.S. Fish and Wildlife Service.
• Title: Indexed, Annotated Bibliography of the Endangered and Threatened Fishes of the Upper Colorado River System.
• USFW Year: 1977.
• USFW - Doc Type: Denver, Co.
• Copyright Material: YES

68. Boyd, R. J. 1974. Upper Roaring Fork environ- HISTORY
mental impact study. Colorado Division of SPECIES LIST
Wildlife, Division Report No. 1. U. S. ROARING FORK R.
Forest Service, U. S. Bureau of Land
Management. 81 pp.
The upper Roaring Fork environmental impact
study was designed to gather basin wildlife
resource data with regard to historical records,
present supply and demand for wildlife, and
projected human and wildlife population levels.
It was also to estimate total recreation demand
on the resources in the study area and to make
recommendations and offer alternatives to these
recommendations.
69. Branson, B. A. 1961. Observations on the ENDANG. FISH
distribution of nuptual tubercles in some DESCRIPTION
catostomid fishes. Transactions Kansas 4
Academy of Science 64:360-372.
Describes the location of tubercles on some
Catostomid fishes from the eastern United
States, with a brief statement about the distri-
bution of tubercles on Xyrauchen and Pantosteus.
(Wydoski)
70. Branson, B. A. 1966. Some rare and vanishing ENDANG. FISH
fishes. Bioscience 16:611-613. DESCRIPTION
COLORADO R.
Contains pictures of Colorado squawfish and 3, 15
flannelmouth suckers which are found in the
upper Colorado River basin. (Wydoski)
71. Branson, B. A. 1973. Fishes of our and ABUNDANCE
lands. National Parks Conservation Maga- ENDANG. FISH
zine 47(11):22-24. POPULATION
COLORADO R.
Popular articles describing the decline of
native fish populations in the Colorado River
basin, and other drainages in the southwest.
(Wydoski)
72. Branson, B. A., and C. J. McCoy, Jr. 1966. ENDANG. FISH
Observations on breeding tubercles in DESCRIPTION
Xyrauchen texanus (Abbott). Southwestern GREEN R.
Naturalist 11(2):301. 4
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