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Spawning Areas and Abundance of Chinook Salmon (Oncorhynchus tshawytscha) in the Columbia River Basin: Past and Present
From abstract: Important Chinook salmon spawning areas are listed and charted in this report according to their past use and present use.
Date:
October 1968
Creator:
Fulton, Leonard A.
System:
The UNT Digital Library
Seven New White-winged Doves from Mexico, Central America, and Southwestern United States
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.
System:
The UNT Digital Library