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South Dakota State Library: Digital Collections

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  • All fields: aerial
(114 results)



Display: 20

    • Antelope age ratio study by aerial transect in 1952

    • Antelopes -- South Dakota; Pronghorn -- South Dakota; Pronghorn -- Age -- South Dakota; Pronghorn -- Mortality -- South Dakota; Antelopes -- Age -- South Dakota; Antelopes -- Mortality -- South Dakota
    • Between July 2 and September 18 of 1952 six 460 mile transects were flown to check antelope age ratios to find out if the apparent loss of kids took place during the summer months.
    • Antelope harvest regulations study, 1973

    • Antelopes -- South Dakota; Pronghorn -- South Dakota; Pronghorn hunting -- South Dakota
    • The aerial spring inventory of antelope was conducted between May 12 and July 10, 1973. From these aerial survey data the July population for western South Dakota was 33,128 antelope. This was a decrease of 1,766 from the 1972 population of 34,894...
    • Antelope harvest regulations study, 1974

    • Antelopes -- South Dakota; Pronghorn -- South Dakota; Pronghorn hunting -- South Dakota
    • The aerial spring inventory of antelope was conducted between May 7 and June 27, 1974. The July population for western South Dakota was 41,358 antelope. This was an increase of 8,230 from the 1973 population of 33,128 antelope.
    • Antelope harvest regulations study, 1975

    • Antelopes -- South Dakota; Pronghorn -- South Dakota; Pronghorn hunting -- South Dakota
    • The aerial spring inventory of antelope was conducted between May 14 and June 26, 1975. From these aerial survey data the July population for western South Dakota was 43,083 antelope. This was an increase of 1,725 from the 1974 population of 41,358...
    • Antelope management surveys: annual report, 1976

    • Antelopes -- South Dakota; Pronghorn -- South Dakota -- Statistics; Pronghorn -- South Dakota -- Geographical distribution; Pronghorn hunting -- South Dakota -- Statistics
    • The annual aerial spring inventory of antelope was conducted between April 29 and July 26, 1976. According to these aerial survey data the July population for western South Dakota was 33,505 antelope. This was a decrease of 22 percent from the...
    • Antelope management surveys: annual report, 1977

    • Antelopes -- South Dakota; Pronghorn -- South Dakota -- Statistics; Pronghorn -- South Dakota -- Geographical distribution; Pronghorn hunting -- South Dakota -- Statistics
    • The annual aerial spring inventory of antelope was conducted during May, June, and July, 1977. From this survey data the July population of antelope for western South Dakota was estimated to be 40,390.
    • Antelope management surveys: annual report, 1978

    • Antelopes -- South Dakota; Pronghorn -- South Dakota -- Statistics; Pronghorn -- South Dakota -- Geographical distribution; Pronghorn hunting -- South Dakota -- Statistics
    • The annual aerial spring inventory of antelope was conducted during May, June, and July, 1978. From this survey data, the July population of antelope for western South Dakota was estimated to be 28,427, and the doe:kid ratio was 100:82.
    • Antelope management surveys: annual report, 1979

    • Antelopes -- South Dakota; Pronghorn -- South Dakota -- Statistics; Pronghorn -- South Dakota -- Geographical distribution; Pronghorn hunting -- South Dakota -- Statistics
    • The annual aerial spring inventory of antelope was conducted during May, June and July, 1979. From this survey date, the July population of antelope for western South Dakota was estimated to be 18,333 and the doe:kid ratio was 100:71.
    • Antelope management surveys: annual report, 1980

    • Antelopes -- South Dakota; Pronghorn -- South Dakota -- Statistics; Pronghorn -- South Dakota -- Geographical distribution; Pronghorn hunting -- South Dakota -- Statistics
    • The annual aerial spring inventory of antelope was conducted during May, June and July, 1980. From this survey data, the July population of antelope for western South Dakota was estimated to be 25,402 and the doe:fawn ratio was 100:85.
    • Antelope management surveys: annual report, 1981

    • Antelopes -- South Dakota; Pronghorn -- South Dakota -- Statistics; Pronghorn -- South Dakota -- Geographical distribution; Pronghorn hunting -- South Dakota -- Statistics
    • The annual aerial spring Inventory of antelope was conducted during May, June and July, 1981. From this survey date, the July population of antelope for western South Dakota was estimated to be 37,277 and the doe:fawn ratio was 100:88.
    • Antelope management surveys: annual report, 1982

    • Antelopes -- South Dakota; Pronghorn -- South Dakota -- Statistics; Pronghorn -- South Dakota -- Geographical distribution; Pronghorn hunting -- South Dakota -- Statistics
    • The annual aerial spring inventory of antelope was conducted during May and June, 1982. From this survey data, the July population of antelope for South Dakota was estimated to be 64,059.
    • Antelope management surveys: annual report, 1983

    • Antelopes -- South Dakota; Pronghorn -- South Dakota -- Statistics; Pronghorn -- South Dakota -- Geographical distribution; Pronghorn hunting -- South Dakota -- Statistics
    • The annual aerial spring inventory of antelope was conducted during May and July, 1983. From this survey data, the July population of antelope for western South Dakota was estimated to be 67,281 and the doe:fawn ratio was 100:90.
    • Antelope management surveys: annual report, 1984

    • Antelopes -- South Dakota; Pronghorn -- South Dakota -- Statistics; Pronghorn -- South Dakota -- Geographical distribution; Pronghorn hunting -- South Dakota -- Statistics
    • The annual aerial spring inventory of antelope was conducted during May, June and July, 1984. From this survey data, the July population of antelope for western South Dakota was estimated to be 61,644 and the doe:fawn ratio was 100:87.

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