| Titre : | Biological Conservation 142(11) - NOV 2009 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Conservation biology is mainly interested in prioritizing sites on the basis of their high biodiversity. Although species richness is a commonly used criterion, it does not take other crucial aspects of identifying conservation priority sites in[...]
Article
Matthew F. Child, Auteur ;
Graeme S. Cumming, Auteur ;
Tatsuya Amano, Auteur
Anthropogenic modification of natural habitat is resulting in a widespread loss of biodiversity. One of the primary responses of human societies to biodiversity loss has been the creation of protected areas. Two of the most important questions i[...]
Article
Miia Parviainen, Auteur ;
Mathieu Marmion, Auteur ;
Miska Luoto, Auteur ;
Wilfried Thuiller, Auteur ;
Risto K. Heikkinen, Auteur
Reliable identification of hotspot areas with high numbers of threatened plant species has a central role in conservation planning. We investigated the potentiality of identifying the distribution, richness and hot-spots of threatened plant spec[...]
Article
John-Andre Henden, Auteur ;
Nigel G. Yoccoz, Auteur ;
Rolf A. Ims, Auteur ;
Bard-Jorgen Bardsen, Auteur ;
Anders Angerbjorn, Auteur
Predator populations with demographic cycles driven by multi-annual cycles of their key prey resource can be expected to be "cyclic phase sensitive" to management actions. We explored this by means of modelling in the case of the highly endanger[...]
Article
Scott R. Loss, Auteur ;
Marilyn O. Ruiz, Auteur ;
Jeffrey D. Brawn, Auteur
Maintaining biodiversity in urbanizing landscapes has become a top conservation priority. We examined variation in bird communities across a diverse array of urban and suburban neighborhoods in the Chicago, Illinois, metropolitan region. Rather [...]
Article
Michael R. Cottam, Auteur ;
Scott K. Robinson, Auteur ;
Edward J. Heske, Auteur ;
Jeffrey D. Brawn, Auteur ;
Kevin C. Rowe, Auteur
Habitat fragmentation fundamentally affects trophic interactions and ecosystem function. Understanding how the landscape matrix modulates such interactions can improve our understanding of fragmentation ecology. Studies of breeding birds provide[...]
Article
Richard B. Primack, Auteur ;
Ines Ibanez, Auteur ;
Hiroyoshi Higuchi, Auteur ;
Sang Don Lee, Auteur ;
Abraham J. Miller-Rushing, Auteur ;
Adam M. Wilson, Auteur ;
John A. Silander, Auteur
A comprehensive understanding of species phenological responses to global warming will require observations that are both long-term and spatially extensive. Here we present an analysis of the spring phenological response to climate variation of [...]
Article
Franz Essl, Auteur ;
Markus Staudinger, Auteur ;
Oliver Stoehr, Auteur ;
Luise Schratt-Ehrendorfer, Auteur ;
Wolfgang Rabitsch, Auteur ;
Harald Niklfeld, Auteur
Endemic species are not a uniform group in terms of range size, habitat preferences, and ecological plasticity. Based on a recent inventory of endemic vascular plant species in Austria, we analysed distribution patterns, altitudinal distribution[...]
Article
Sarah A. Bekessy, Auteur ;
Brendan A. Wintle, Auteur ;
Ascelin Gordon, Auteur ;
Julian C. Fox, Auteur ;
Ryan Chisholm, Auteur ;
Bill Brown, Auteur ;
Tracey Regan, Auteur ;
Nick Mooney, Auteur ;
Steve M. Read, Auteur ;
Mark A. Burgman, Auteur
The wedge-tailed eagle is Australia's largest bird of prey and one of the largest eagles in the world. Aquila audax fleayi is an endemic Tasmanian subspecies isolated for 10,000 years from the nominate subspecies on the Australian mainland. The [...]
Article
Deana L. Clifford, Auteur ;
Brant A. Schumaker, Auteur ;
Thomas R. Stephenson, Auteur ;
Vernon C. Bleich, Auteur ;
Maya L. Cahn, Auteur ;
Ben J. Gonzales, Auteur ;
Walter M. Boyce, Auteur ;
Jonna A. K. Mazet, Auteur
Despite evidence that domestic sheep diseases threaten the persistence of bighorn sheep populations, the economic consequences of restricting domestic sheep grazing has polarized the debate, with some arguing that disease risk posed by domestic [...]
Article
David Western, Auteur ;
Rosemary Groom, Auteur ;
Jeffrey Worden, Auteur
This study looks at the impact of subdivision and sedentarization of pastoral lands on wildlife numbers and production in a savanna ecosystem of southern Kenya. The study uses aerial counts over a period of 33 years to compare changes in wildlif[...]
Article
Seamus D. Maclennan, Auteur ;
Rosemary J. Groom, Auteur ;
David W. Macdonald, Auteur ;
Laurence G. Frank, Auteur
Lions (Panthera leo) are in decline throughout most of their range due to human persecution, largely provoked by depredation on livestock, and there is debate as to the usefulness of financial instruments to mitigate this conflict. Intending to [...]
Article
Markus Gusset, Auteur ;
Oliver Jakoby, Auteur ;
Michael S. Mueller, Auteur ;
Michael J. Somers, Auteur ;
Rob Slotow, Auteur ;
Volker Grimm, Auteur
In South Africa, a plan was launched to manage separate sub-populations of endangered African wild dogs (Lycaon pictus) in several small, geographically isolated conservation areas as a single meta-population. This intensive management approach [...]
Article
S. Luke Flory, Auteur ;
Keith Clay, Auteur
Anthropogenic activities can promote plant invasions by changing habitat conditions and the dispersal of invasive plant propagules. Invasions are often more common near roads and in young habitats than in interior and mature habitats, but it is [...]
Article
Richard B. Primack, Auteur ;
Elizabeth Ellwood, Auteur ;
Abraham J. Miller-Rushing, Auteur ;
Rob Marrs, Auteur ;
Adrian Mulligan, Auteur
Recent papers have considered whether the present system of single-blind reviewing results in bias against women or other groups of authors in biological journals. If so, double-blind reviewing might be an alternative approach that avoids such b[...]
Article
Karen L. Astles, Auteur ;
Philip J. Gibbs, Auteur ;
Aldo S. Steffe, Auteur ;
Marcel Green, Auteur
Fisheries management in most areas of the world is concerned with the effects of resource exploitation on the broad marine environment that includes all major ecological components. However, all fisheries lack some information about many of thes[...]
Article
Jaclyn Hall, Auteur ;
Neil D. Burgess, Auteur ;
Jon Lovett, Auteur ;
Boniface Mbilinyi, Auteur ;
Roy E. Gereau, Auteur
Deforestation is a major threat to the conservation of biodiversity, especially within global centers of endemism for plants and animals. Elevation, the major environmental gradient in mountain regions of the world, produces a rapid turnover of [...]
Article
Robert L. Beschta, Auteur ;
William J. Ripple, Auteur
Large predators potentially can help shape the structure and functioning of terrestrial ecosystems, yet strong evidence of top-down herbivore limitation has not been widely reported in the scientific literature. Herein we synthesize outcomes of [...]
Article
Tim Caro, Auteur ;
Trevor Jones, Auteur ;
Tim R. B. Davenport, Auteur
Connectivity is regarded as vital in conservation planning but the whereabouts of remaining wildlife corridors and dispersal areas in most tropical countries are poorly documented. With local experts, we compiled an annotated list of the most im[...]
Article
Jenny A. Hodgson, Auteur ;
Atte Moilanen, Auteur ;
Nigel A. D. Bourn, Auteur ;
Caroline R. Bulman, Auteur ;
Chris D. Thomas, Auteur
Species that persist on a shifting mosaic of successional habitat offer particular challenges to conservation, to monitoring methods, and to population dynamic modelling. The conservation of the heath fritillary butterfly (Melitaea athalia) in w[...]
Article
Katherine R. Greenwald, Auteur ;
Jennifer L. Purrenhage, Auteur ;
Wesley K. Savage, Auteur
Anthropogenic modification of the landscape can have important consequences for dispersal of terrestrial organisms. If certain landcover types consistently act as barriers to movement, their occurrence could serve as a proxy for population isola[...]
Article
Sara E. Williams, Auteur ;
Eric A. Hoffman, Auteur
Captive breeding for species of conservation concern is the act of bringing rare or endangered animals into captivity with the hope of rearing sustained captive populations for eventual reintroduction into the wild. Within captivity, genetic cha[...]
Article
Hartwell H. Welsh, Auteur ;
Karen L. Pope, Auteur ;
Clara A. Wheeler, Auteur
Kroll et al. [Kroll, A.J., Runge, J.P., MacCracken, J.G., 2009. Unreliable amphibian population metrics may obfuscate more than they reveal. Biological Conservation] criticized our recent advocacy for combining readily attainable metrics of popu[...]
Article
Julien Martin, Auteur ;
Carol L. Mcintyre, Auteur ;
James E. Hines, Auteur ;
James D. Nichols, Auteur ;
Joel A. Schmutz, Auteur ;
Maggie C. MacCluskie, Auteur
The recent development of multistate site occupancy models offers great opportunities to frame and solve decision problems for conservation that can be viewed in terms of site occupancy. These models have several characteristics (e.g., they acco[...]
Article
Shauna-Lee Chai, Auteur ;
Edmund Tanner, Auteur ;
Kurt McLaren, Auteur
The principal defense of tropical forests has been to designate them as protected areas, but few of these protected areas have been studied to determine their effectiveness at preventing forest clearance within their boundaries. We used remote s[...]
Article
Rob Marrs, Auteur
Article
Ines Catry, Auteur ;
Rita Alcazar, Auteur ;
Aldina M. A. Franco, Auteur ;
William J. Sutherland, Auteur
The recognition of the rapid and ongoing biodiversity loss has been leading to increasing conservation efforts. To maximise conservation success it is important to evaluate when interventions are likely to be effective. In Portugal, previous res[...]
Article
J. Michael Reed, Auteur ;
Nina Fefferman, Auteur ;
Roy C. Averill-Murray, Auteur
Sensitivity analyses of population growth in desert tortoise (Gopherus agassizii) have shown no consensus on the limiting vital rate. More importantly, the most sensitive vital rate might not be the most readily manipulated by management, so it [...]
Article
Jeffrey A. Hostetler, Auteur ;
J. Walter McCown, Auteur ;
Elina P. Garrison, Auteur ;
Aletris M. Neils, Auteur ;
Mark A. Barrett, Auteur ;
Melvin E. Sunquist, Auteur ;
Stephanie L. Simek, Auteur ;
Madan K. Oli, Auteur
Anthropogenic habitat fragmentation poses a serious threat to conservation of large carnivores, due to their extensive movements and potential conflicts with humans. We studied the population ecology of Florida black bears (Ursus americanus flor[...]
Article
Asko Lohmus, Auteur
The differing detectability of species is an important issue in conservation assessments, notably for interpreting the heterogeneous datasets of species-rich, poorly-studied species groups. However, detectability has not been explicitly consider[...]
Article
Graham Hemson, Auteur ;
Seamus Maclennan, Auteur ;
Gus Mills, Auteur ;
Paul Johnson, Auteur ;
David Macdonald, Auteur
We quantified livestock (cattle, shoats, horses and donkeys) losses to lions (Panthera leo) and attitudes to lions, livestock losses and tourism among livestock owners, village residents and tourism workers around Makgadikgadi Pans National Park[...]
Article
Marja H. Bakermans, Auteur ;
Andrew C. Vitz, Auteur ;
Amanda D. Rodewald, Auteur ;
Carlos G. Rengifo, Auteur
Although previous studies have demonstrated high use of shade coffee plantations by Neotropical migratory birds, we still have a poor understanding of the suitability of shade coffee plantations as habitat on the wintering grounds. We studied de[...]
Article
Andrew J. Kroll, Auteur ;
Jonathan P. Runge, Auteur ;
James G. MacCracken, Auteur
Welsh et al. [Welsh, H.H., Jr. Pope, K.L., Wheeler, C.A., 2008. Using multiple metrics to assess the effects of forest succession on population status: a comparative study of two terrestrial salamanders in the US Pacific Northwest. Biological Co[...]
Article
Past semi-natural grassland extent is thought to have a major influence on contemporary species richness in rural landscapes. The loss of grasslands over the last 300 years was reconstructed for 12 rural landscapes in Sweden, ranging from open m[...]
Article
Guy A. Balme, Auteur ;
Rob Slotow, Auteur ;
Luke T. B. Hunter, Auteur
There is an extraordinary assortment of technical approaches to conserving carnivore populations, but the effectiveness of conservation activities is rarely evaluated. Accordingly, we initiated a study to assess the impact of several conservatio[...]
Article
Eric R. Buhle, Auteur ;
Kirstin K. Holsman, Auteur ;
Mark D. Scheuerell, Auteur ;
Andrew Albaugh, Auteur
Efforts to conserve depleted populations of Pacific salmon (Oncorhynchus spp.) often rely on hatchery programs to offset losses of fish from natural and anthropogenic causes, but their use has been contentious. We examined the impact of a large-[...]
Article
Michael Bedward, Auteur ;
Murray V. Ellis, Auteur ;
Christopher C. Simpson, Auteur
Offset schemes are advocated as a way that continued development and environmental restoration can be achieved concurrently. We used a simple modelling approach to evaluate proposed offsets schemes, with scenarios that required offsetting the im[...]
Article
Bea Maas, Auteur ;
Dadang Dwi Putra, Auteur ;
Matthias Waltert, Auteur ;
Yann Clough, Auteur ;
Teja Tscharntke, Auteur ;
Christian H. Schulze, Auteur
Studies on temporal changes of tropical bird communities in response to habitat modification are rare. We quantified changes in bird assemblages at the rainforest margin of Lore Lindu National Park, Central Sulawesi, over an interval of 6 years.[...]
Article
Leela Hazzah, Auteur ;
Monique Borgerhoff Mulder, Auteur ;
Laurence Frank, Auteur
African lion (Panthera leo) populations are in decline throughout most of Africa, but the problem is particularly acute in southern Kenya, where Maasai people are spearing and poisoning lions at a rate that will ensure near term local extinction[...]
Article
Susan O. Sande, Auteur ;
Robin M. Crewe, Auteur ;
Suresh K. Raina, Auteur ;
Susan W. Nicolson, Auteur ;
Ian Gordon, Auteur
Although tropical forest conservation is a top priority for human and environmental health, deforestation persists, mainly because of food and economic needs. No community will totally give up economic activities for the sake of ecological integ[...]
Article
Susan Campbell, Auteur ;
Patrick-Jean Guay, Auteur ;
Paul John Mitrovski, Auteur ;
Raoul Mulder, Auteur
Specialist species face higher extinction risks as a result of smaller, isolated populations with reduced gene flow. The large-footed myotis (Myotis macropus) is the only microbat in Australia specialised for foraging directly over water surface[...]
Article
Glenn E. Plumb, Auteur ;
P. J. White, Auteur ;
Michael B. Coughenour, Auteur ;
Rick L. Wallen, Auteur
The conservation of bison in Yellowstone National Park, from near extinction in the late 19th century to a recent high of 5000, has led to long-term societal conflict regarding perceived overabundance, transboundary movements, and potential tran[...]
Article
Mark Dimech, Auteur ;
Michael Darmanin, Auteur ;
I. Philip Smith, Auteur ;
Michel J. Kaiser, Auteur ;
Patrick J. Schembri, Auteur
Fishers' attitudes and perceptions are critical for the success of fisheries protection areas with their associated biota. and a failure to understand fishers' behaviour may undermine the success of such fisheries management measures. In this st[...]
Article
Ben Gooden, Auteur ;
Kris French, Auteur ;
Peter J. Turner, Auteur ;
Paul O. Downey, Auteur
Alien plant invaders significantly threaten native community diversity, although it is poorly understood whether invasion initiates a linear or non-linear loss of resident species. Where low abundances of an invader have little impact on native [...]
Article
David I. King, Auteur ;
Richard B. Chandler, Auteur ;
Jeffrey M. Collins, Auteur ;
Wayne R. Petersen, Auteur ;
Thomas E. Lautzenheiser, Auteur
Concern about declines in scrub-shrub bird populations has resulted in efforts to create and maintain habitat for these species. Vegetation within powerline corridors is managed to prevent contact of vegetation with transmission lines, and compr[...]
Article
Erin H. Carruthers, Auteur ;
David C. Schneider, Auteur ;
John D. Neilson, Auteur
To evaluate how fishing practices affect bycatch survival and to identify opportunities to reduce bycatch mortality, we estimated the odds of hooking survival for common bycatch species in the Canadian long-line fishery for swordfish (Xiphias gl[...]
Article
Kimberly S. Dietrich, Auteur ;
Julia K. Parrish, Auteur ;
Edward F. Melvin, Auteur
The incidental catch of seabirds in longline fisheries is a global conservation concern. In Alaska, annual seabird bycatch in demersal longline fisheries ranged between 10,300 and 26,300 birds (1995-2001). We explore the relationship between fou[...]
Article
Lee E. Brown, Auteur ;
Regis Cereghino, Auteur ;
Arthur Compin, Auteur
Freshwaters ecosystems continue to face pressures from pollution, flow regime alterations, habitat destruction and exotic species invasions despite their unique biodiversity. In Europe, National Parks and Special Areas of Conservation aim to pro[...]
Article
Stephan Wehling, Auteur ;
Martin Diekmann, Auteur
Hedgerows have been proposed as habitat and conservation corridor for forest plant species, but their importance for the survival of these species is still not clear. The objective of our study was to examine the frequency of occurrence of fores[...]
