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Type: Conference Paper
Author(s): T. M. Terhune; D. C. Sisson; S. Mitchell; H. Lee Stribling
Editor(s): S. B. Cederbaum; B. C. Faircloth; T. M. Terhune; J. J. Thompson; J. P. Carroll; A. Owens; J. Bond
Publication Date: 2009

Northern Bobwhite (Colinus virginianus) populations have been declining throughout most of their endemic range due to numerous factors (e.g., increased urbanization, predators); however, changing land-use practices have proved most detrimental to bobwhites. In parts of the southeastern USA, small-scale farming has been replaced by large-scale center-pivot irrigated fields and this has exacerbated habitat loss. Despite these trends, bobwhite populations in the Southeast have remained stable or increased on many areas employing intensive habitat management regimes, substantiating the importance of appropriate habitat management for long-term bobwhite persistence. In effort to reverse one such decline, we intensively modified a center-pivot, agriculture dominated landscape to benefit bobwhites by creating new habitat and improving existing habitat. Techniques utilized to modify this landscape were: establishment of linear habitats (field borders and buffer strips); planting longleaf pines; and management of existing habitat via prescribed burning and timber management. During 1998-2001, we monitored bobwhite (n = 498) demographics and population response following annual habitat restoration and management using radio-telemetry and fall abundance estimation (i.e., covey call-counts). Average survival during over-winter (0.4698, SE = 0.0721), breeding (0.3561, SE = 0 .0667) and annual (0.1673, SE = 0.0411) time-periods were higher than those reported for other agriculture studies and similar to those of intensively managed, 'plantation' habitats. Bobwhite coveys and broods used newly developed longleaf pine, linear habitats (e.g. field borders/hedgerows), and managed woodlands. Further, nest site selection was commonly associated with these novel habitat types. As a result of the positive demographic response to habitat modification, bobwhite abundance also improved during the study. Consequently, we surmised that modification of agricultural landscapes may improve habitat quality and quantity for bobwhites and subsequently help to increase demographic rates and bobwhite abundance. © 2009 The Authors.

Citation: Terhune, T. M., D. C. Sisson, S. Mitchell, and H. L. Stribling. 2009. Northern bobwhite demographic and population responces following an intensive habitat modification to an agricultural landscape, in Cederbaum, S. B., Faircloth, B. C., Terhune, T. M., Thompson, J. J., Carroll, J. P., Owens, A., and Bond, JP, Gamebird 2006: a joint conference of Quail VI and Perdix XII Managing Gamebirds in the 21st century. Athens, GA. University of Georgia, D.B. Warnell School of Forestry and Natural Resources,Athens, GA. p. 232-249,

Cataloging Information

Regions:
Keywords:
  • agriculture
  • agriculture
  • bobwhite quail
  • buffer strips
  • coastal plain
  • Colinus virginianus
  • FIELD BORDERS
  • fire dependent species
  • fire management
  • forest management
  • game birds
  • Georgia
  • habitat use
  • habits and behavior
  • home range
  • land use
  • longleaf pine
  • mortality
  • nesting
  • northern bobwhite
  • pine forests
  • Pinus palustris
  • population density
  • PROC NLMIXED
  • Program MARK
  • reproduction
  • reproduction
  • SAS
  • survival
  • telemetry
  • threatened and endangered species (animals)
  • trapping
  • wildlife habitat management
  • wildlife management
Tall Timbers Record Number: 29154Location Status: In-fileCall Number: QL696.G27 N37 2009Abstract Status: Okay, Fair use, Reproduced by permission
Record Last Modified:
Record Maintained By: FRAMES Staff (https://www.frames.gov/contact)
FRAMES Record Number: 52108

This bibliographic record was either created or modified by Tall Timbers and is provided without charge to promote research and education in Fire Ecology. The E.V. Komarek Fire Ecology Database is the intellectual property of Tall Timbers.