Technical Report Archive & Image Library (TRAIL) - 11 Matching Results

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Stream Catalog of Southeastern Alaska Regulatory District No. 2

Description: From introduction: As a handbook of salmon streams, this catalog is expected to serve as an aid to conservation agencies as well as others who have an interest in the valuable salmon resources of Southeastern Alaska.
Date: April 1963
Creator: Orrell, Russell F. & Klinkhart, Edward G.
Partner: UNT Libraries Government Documents Department
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Stream Catalog of Southeastern Alaska, Regulatory District Nos. 3 and 4

Description: From introduction: The pink salmon of Southeastern Alaska are an important fishery resource that appear in more than 1,100 known spawning streams. Information on each stream is presented by a stream description and, when available, a map and escapement record.
Date: August 1963
Creator: Orrell, Russell F.; Rosier, Carl & Simpson, Lyle R.
Partner: UNT Libraries Government Documents Department
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Waterfowl Populations in the Upper Chesapeake Region

Description: The Upper Chesapeake region is one of the more important areas in North America for migrating and wintering waterfowl. Conditions here affect the welfare of waterfowl populations in the entire Atlantic Flyway. During the more recent years of this study there was a noticeable decline in the waterfowl populations in this region, probably as a result of destruction and disturbance of habitat along with a steady increase in hunting pressure. The purpose of this report is to present information on t… more
Date: July 1962
Creator: Stewart, Robert E.
Partner: UNT Libraries Government Documents Department
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Natural History of the King Rail

Description: Summary of the king rail, including history, distribution and migration, physical description, breeding biology, foods, feeding behavior, mortality factors, and status as a game bird.
Date: May 1969
Creator: Meanley, Brooke
Partner: UNT Libraries Government Documents Department
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Seven New White-winged Doves from Mexico, Central America, and Southwestern United States

Description: Seven new subspecies of the white-winged dove (Zenaida asiatica) are described. The patterns of these recoveries are an invaluable aid to understanding racial distribution of this species. The extent of migration that breed in Central America is not yet adequately known. The range of the doves extends as far north as the southwestern United States.
Date: May 1968
Creator: Saunders, George B.
Partner: UNT Libraries Government Documents Department
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The Trumpeter Swan: its History, Habits, and Population in the United States

Description: Summary of the trumpeter swan, including geographic distribution, habitats for breeding and wintering, life cycle, nesting, food, limiting factors, longevity, population dynamics, and human management.
Date: April 30, 1960
Creator: Banko, Winston E.
Partner: UNT Libraries Government Documents Department
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Mammals of Maryland

Description: Overview of the mammals of Maryland, including descriptions of the orders and maps depicting distribution of the mammals.
Date: April 1969
Creator: Paradiso, John L.
Partner: UNT Libraries Government Documents Department
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The Sea Otter in the Eastern Pacific Ocean

Description: Summary of the sea otter in relation to the eastern Pacific Ocean, including physical characteristics, habitat requirements, general behavior, food and feeding behavior, distribution and numbers, reproduction, limiting factors, and behavior in captivity.
Date: August 1969
Creator: Kenyon, Karl W.
Partner: UNT Libraries Government Documents Department
open access

Pelage and Surface Topography of the Northern Fur Seal

Description: Examination of the body covering of the northern fur seal at each stage of growth as well as variations and anomalies.
Date: February 1962
Creator: Scheffer, Victor B.
Partner: UNT Libraries Government Documents Department
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