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Variability of Longline Catches of Yellowfin Tuna

Description: From introduction: The purpose of this paper is to provide a method of estimating the reliability with which longline catches of yellowfin tuna represent the relative abundance of the population.
Date: March 1954
Creator: Murphy, Garth I. & Elliott, Keith C.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Environmental Planning for Offshore Oil and Gas, Volume 1: Recovery Technology

Description: Report that contains "technical information and develops an impact assessment system relating to the recovery of oil and gas resources beyond the three-mile territorial limit of the Outer Continental Shelf (OCS)" (p. i).
Date: March 1978
Creator: Clark, John; Zinn, Jeffrey A. & Terrell, Charles
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Duck Production Studies on the Prairie Potholes of South Dakota

Description: From introduction: "Determine the extent, distribution, and numbers of small water areas formerly and now present in the prairie pothole region of the Dakotas and Minnesota; to determine their importance to wildlife, the factors bringing about their disappearance, and to develop, if possible, methods for their preservation, if that appears warranted."
Date: March 1956
Creator: Evans, Charles D.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Summary of Sportsmen's Expenditures: Missouri River Basin

Description: From introduction: "These surveys were for the purpose of determining the average daily expenditure of fisherman or hunters using specific areas, and this daily expenditure was then used to determine the expenditure per pound of fish, or unit of bird or animal bagged,"
Date: March 1957
Creator: Nichilson, A. J.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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