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Showing 1 to 20 of 22 for “"Black Hills South Dakota"”.
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Ecology of Merriam's Turkeys in the Southern Black Hills, South Dakota
… pine (Pinus ponderosa) ecosystem in the southern Black Hills, South Dakota. Winter survival of female Merriam’s turkeys associated with supplemental food from livestock feeding or farmsteads was not different (P = 0.70) from females that wintered in forest habitats. Turkeys selected for …
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Geoneutrino production of the northern Black Hills, South Dakota, United States of America
… the area surrounding the Homestake Mine, South Dakota, home of the Sanford Underground Research Laboratory. The surface rocks were analyzed for radioactivity and neutrino luminosity, producing heat maps indicating the levels of neutrino production throughout the area. The area around the …
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Population Ecology of Rocky Mountain Elk in the Black Hills, South Dakota and Wyoming
… and neonate elk (Cervus elaphus) occupying the southwestern region of the Black Hills. We used known-fate analysis in Program MARK for survival analysis of adult cows and calves. We estimated survival and cause-specific mortality of 49 adult female elk over the 2 years of the study. Annual adult …
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Habitat Selection of White-tailed and Mule Deer in the Southern Black Hills, South Dakota
… populations have been declining in the Black Hills since the-mid 1970's. This decline is believed to be due to habitat deterioration. Most habitats in the Black Hills are becoming ponderosa pinedominated climax communities. Such pine communities will not support as many deer as early …
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Petrology of the Cenozoic igneous rocks of the Tinton district, Black Hills, South Dakota - Wyoming
… is located on the northwest flank of the Black Hills uplift, 20 km west of Lead, South Dakota, along the Wyoming South Dakota border. The Tinton or Nigger Hill uplift comprises a central area of domed Precambrian Xstrata with marginal exposures of Paleozoic sedimentary rocks which dip …
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Winter Diet and Nutritional Condition of White-Tailed Deer in the Northern Black Hills, South Dakota
<p>Habitat deterioration in the northern Black Hills (NBH) of South Dakota may be responsible for declining white-tailed deer (Odocoileus virginianus) population levels (Griffin et al. 1992). Because of the relationship between habitat and nutrition, a two-year research project was initiated in …
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Habitat Selection By Female White-Tailed Deer in the Northern Black Hills, South Dakota and Wyoming
… virginianus dacotensis) in the northern Black Hills were evaluated at the macro- and micro-habitat level of resolution during winter (January - April) and spring (May - June) 1990 and 1991. During winter, deer selected agricultural lands and ponderosa pine (Pinus ponderosa) forests that …
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Survival and Home Range Characteristics of Merriam's Turkey Gobblers in the Southern Black Hills, South Dakota
… acres of public land for hunting access, the Black Hills of South Dakota has become a popular destination for turkey hunters seeking the Merriam’s wild turkey (Meleagris gallopavo merriami). Recent trend data indicates increasing spring turkey hunting pressure and there is concern of possible …
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Petrographic Analysis of an Early Cenozoic Breccia from the Tinton Area, Northern Black Hills, South Dakota
… breccia crops out in two areas in the northern Black Hills just northwest of Tinton, South Dakota, in an area of Precambrian metamorphic rocks, pegmatites, and Tertiary intrusives. The outcrops are fairly circular, the smaller measuring 150 meters and the larger measuring 400 meters. Located …
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Effects of Fire on the Nutritional Ecology of Selected Ungulates in the Southern Black Hills, South Dakota
… virginianus) in the northern and central Black Hills had declined since the late 1970s likely due to habitat deterioration. In August 2000, the Jasper fire consumed nearly 35,000 ha of ponderosa pine (Pinus ponderosa) forest in the southern Black Hills. To ascertain the nutritional …
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Habitat Selection of a Declining White-tailed Deer Herd in the Central Black Hills, South Dakota and Wyoming
<p>Habitat selection, survival rates, the Black Hills National Forest Habitat Capability Model (HABCAP), and the USDA Forest Service Geographic Information System (GlS) data base were evaluated for a declining white-tailed deer (Odocoileus virginianus dacotensis) herd in the central Black Hills of …
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Nutritional Condition of White-Tailed Deer in the Central Black Hills, South Dakota: Influence of Habitat and Elk Competition
… population has been decreasing in the central Black Hills (CBH) (Griffin et. al. 1 992, Griffm 1 994, DePemo 1 998). Decline in the deer population may be due to a reduction in habitat quality. Because habitat and nutrition are interrelated, a two-year study was begun in May 1994 to determine …
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Effect of Scale on Habitat Selection of Female White-Tailed Deer in the Central Black Hills, South Dakota and Wyoming
… in the 3 vegetation maps used in analysis, South Dakota GAP, National Landcover Dataset (NLCD), and Black Hills National Forest, despite poor agreement among them. I attribute this agreement in deer habitat selection among vegetation maps to vegetation structure being more important to …
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Population Estimation Procedures For Elk and Deer in the Black Hills, South Dakota: Development of a Sightability Model and Spotlight Survey
… conducting aerial surveys for ungulates. The Black Hills of South Dakota are characterized by dense ponderosa pine (Pinus ponderosa), which affects sightability and accurate censusing of elk (Cervus elaphus). Few studies have evaluated aerial survey methodology for visibility bias in this …
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The Effects of Forest Management on Birds in the Black Hills of South Dakota
… tremuloides ), and meadow habitats of the Black Hills, South Dakota during 1992 and 1993. I observed 69 species during this study. Dark - eyed Juncos (Junco hyemalis) were common in all habitats except meadows. The Yellow-rumped Warblers (Dendroica coronata) were abundant in ponderosa pine …
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Determining Impacts of Mountain Lions on Bighorn Sheep and Other Prey Sources in the Black Hills
… (Ovis canadensis) population dynamics in the Black Hills, South Dakota. We used Global Positioning System (GPS) telemetry to locate 1,506 cougar feeding events and found deer (Odocoileus spp.; 83%), primarily white-tailed deer (O. virginianus), dominated cougar diets. Overall ungulate kill …
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The integration of nonstructural methods into flood loss reduction programs:an evaluation of a remaining obstacle
Current U.S. Army Corps of Engineers water resources planning guidance directs the planners to consider all design alternatives with economic efficiency as the primary criterion. Recent criticism of the flood loss reduction planning is directed at the Corps. One criticism is that the traditional …
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Anthropogenic Factors Affecting Mountain Lions in the Black Hills of South Dakota
… of breeding populations in both, North and South Dakota, as well as increased sightings in Nebraska. Mountain lions interact with humans throughout their distribution but many aspects of the mountain lion/human interface remains unknown. The Black Hills of South Dakota are dominated by human …
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Developing Management Guidelines that Balance Cattle and Timber Production with Ecological Interests in the Black Hills of South Dakota
… in the US. I found most studies came from the southeastern and western US where timber and livestock production on the same land unit are common. The relationship between pine cover and forage seemed fairly consistent across the US, and production was optimized when cattle grazed open canopy …
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Ecology of White-Tailed Deer in South Dakota: Growth, Survival, and Winter Nutrition
… (Odocoileus virginianus) have been conducted in South Dakota. Despite one subspecies of white-tailed deer (O. v. dakotensis) that inhabits the state, much variation occurs in growth and survival of the species. Furthermore, little is known about winter nutritional requirements of white-tailed …
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