| Titre : | Biological Conservation 142(12) - DEC 2009 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Scott R. Loarie, Auteur ;
Rudi J. van Aarde, Auteur ;
Stuart L. Pimm, Auteur
As African savanna elephants (Loxodonta africana) become increasingly confined to smaller fragmented landscapes, concern over their potential detrimental impacts on vegetation and biodiversity has increased. Understanding elephant vegetation pre[...]
Article
Jose C. Brito, Auteur ;
Andre L. Acosta, Auteur ;
Francisco Alvares, Auteur ;
Fabrice Cuzin, Auteur
In North Africa, and especially in the Sahara Desert, biodiversity is poorly known. Of the five widespread canid species present, one is Data Deficient, three are considered widespread although habitat selection could limit their area of occupan[...]
Article
M. G. Bellio, Auteur ;
R. T. Kingsford, Auteur ;
S. W. Kotagama, Auteur
As natural wetlands have disappeared around the world, artificial wetlands have increased. We found interesting differences in waterbird communities of two natural (Bundala Ramsar site) and seven artificial wetlands (irrigation tanks, salt ponds[...]
Article
Giacomo Tavecchia, Auteur ;
Covadonga Viedma, Auteur ;
Alejandro Martinez-Abrain, Auteur ;
Miguel-Angel Bartolome, Auteur ;
Juan Antonio Gomez, Auteur ;
Daniel Oro, Auteur
Translocations have become one of the most commonly used tools for biodiversity restoration worldwide, however one out of three re-introduction plans fails to create a viable population or to successfully reinforce the existing one. We used resu[...]
Article
Manuela D'Amen, Auteur ;
Pierluigi Bombi, Auteur
Amphibians are among the most endangered animals on Earth, and climatic shifts are among the hypothesized factors in their decline. We used spatial patterns of recent amphibian declines in Italy to test hypotheses pertaining to three potential, [...]
Article
Helena Herr, Auteur ;
Heino O. Fock, Auteur ;
Ursula Siebert, Auteur
Interactions between cetaceans and fisheries are a major concern of cetacean conservation and fisheries management, as by-catch and resource competition occur as a result. To assess potential interaction between porpoises and fisheries in the Ge[...]
Article
Michiala E. Bowen, Auteur ;
Clive A. McAlpine, Auteur ;
Leonie M. Seabrook, Auteur ;
Alan P. N. House, Auteur ;
Geoffrey C. Smith, Auteur
In highly-modified agricultural landscapes, regrowth (secondary) forest on abandoned farmland offers the potential for passive landscape restoration for biodiversity conservation. While numerous studies have investigated the ecological values of[...]
Article
Angela Breeuwer, Auteur ;
Frank Berendse, Auteur ;
Frank Willems, Auteur ;
Ruud Foppen, Auteur ;
Wolf Teunissen, Auteur ;
Hans Schekkerman, Auteur ;
Paul Goedhart, Auteur
Since 1992 the European Union helps member states to reverse the loss of biodiversity in agricultural landscapes by the financial support of agri-environment schemes. Long-term studies investigating the effects of these schemes are an essential [...]
Article
Tomas Santos, Auteur ;
Javier Pérez-Tris, Auteur ;
Roberto Carbonell, Auteur ;
Jose L. Telleria, Auteur ;
Jose A. Diaz, Auteur
Ex situ conservation of animal populations may benefit from captive-breeding programmes, but these are criticised because they are assumed to be difficult, time-consuming and expensive, while they do not guarantee success. However, such assumpti[...]
Article
Susan Cordell, Auteur ;
Rebecca Ostertag, Auteur ;
Barbara Rowe, Auteur ;
Linda Sweinhart, Auteur ;
Lucero Vasquez-Radonic, Auteur ;
Jene Michaud, Auteur ;
T. Colleen Cole, Auteur ;
Jodie R. Schulten, Auteur
Many tropical island forest ecosystems are dominated by non-native plant species and lack native species regeneration in the understorey. Comparison of replicated control and removal plots offers an opportunity to examine not only invasive speci[...]
Article
Since threatened species are generally incapable of surviving in their current, altered natural environments, many conservation programs require to preserve them through ex situ conservation techniques prior to their reintroduction into the wild[...]
Article
Victoria Contreras, Auteur ;
Enrique Martinez-Meyer, Auteur ;
Elsa Valiente, Auteur ;
Luis Zambrano, Auteur
Native populations of the axolotl (Ambystoma mexicanum), a microendemic salamander from Central Mexico, have seen alarming decline in the last decades owing to habitat loss caused by urban growth. The last remnant of its distribution is in a hig[...]
Article
John Wiedenmann, Auteur ;
Masami Fujiwara, Auteur ;
Marc Mangel, Auteur
Threshold population sizes are often used to determine the status of depleted populations. The thresholds are typically derived assuming the population is in a steady state. However, although a population may be at the threshold level, the stage[...]
Article
I. M. Abbott, Auteur ;
D. P. Sleeman, Auteur ;
S. Harrison, Auteur
Bat activity and benthic macro invertebrates were sampled at nine paired sites, upstream and downstream from sewage effluent discharges into Irish rivers. Bat activity was measured using broadband acoustic detectors and macroinvertebrates by thr[...]
Article
Mathias Craul, Auteur ;
Lounes Chikhi, Auteur ;
Vitor Sousa, Auteur ;
Gillian L. Olivieri, Auteur ;
Andriatahiana Rabesandratana, Auteur ;
Elke Zimmermann, Auteur ;
Ute Radespiel, Auteur
Madagascar's diverse and mostly endemic fauna and flora suffer from recent landscape changes that are primarily caused by high levels of human activities. The loss and fragmentation of forest habitats are well known consequences of human activit[...]
Article
Larissa L. Bailey, Auteur ;
Janice A. Reid, Auteur ;
Eric D. Forsman, Auteur ;
James D. Nichols, Auteur
Barred owls (Strix varia) have recently expanded their range and now encompass the entire range of the northern spotted owl (Strix occidentalis caurina). This expansion has led to two important issues of concern for management of northern spotte[...]
Article
Drought-sensitive bryophytes are especially vulnerable to edge effects caused by forest fragmentation. Because of increased forest fragmentation, these bryophyte species are declining and are in need of conservation. Considering that a field sur[...]
Article
D. Shallin Busch, Auteur ;
Lisa S. Hayward, Auteur
Over the past few decades, there has been a steep increase in the number of conservation-related field studies that measure glucocorticoid hormones (corticosterone or cortisol) as a marker for stress. Endocrine tools show great potential for inf[...]
Article
Malte Dorow, Auteur ;
Ben Beardmore, Auteur ;
Wolfgang Haider, Auteur ;
Robert Arlinghaus, Auteur
A novel variation of a multivariate stated preference method (the maximum difference conjoint approach) is presented in a survey designed to elicit the preferences of a fisheries stakeholder group (recreational anglers fishing in northern German[...]
Article
Rob Marrs, Auteur
Article
Daisy H. Dent, Auteur ;
S. Joseph Wright, Auteur
Deforestation and degradation of tropical old-growth forests has the potential to cause catastrophic species extinctions. In this review, we assess whether regenerating secondary forests (SF) can support species typically found in old-growth for[...]
Article
Dorothee Kopp, Auteur ;
Jari Syvaeranta, Auteur ;
Jordi Figuerola, Auteur ;
Arthur Compin, Auteur ;
Frédéric Santoul, Auteur ;
Regis Cereghino, Auteur
Given the extent of biological invasions in industrialized countries, our understanding of the determinants of overall patterns of biological invasions could gain most from consideration of why exotic species are absent from some areas, rather t[...]
Article
Martha Rees, Auteur ;
John H. Roe, Auteur ;
Arthur Georges, Auteur
Urbanization fundamentally alters the abiotic and biotic components of landscapes, presenting wildlife with serious challenges to which they must respond in order to avoid excess mortality from urban dangers. In this study, we used radio-telemet[...]
Article
Mason Weinrich, Auteur ;
Claudio Corbelli, Auteur
There is growing concern about the effects of wildlife tourism on biologically important parameters in target species and/or populations. We tested whether whale watch vessel exposure affected either the calving rates or calf survival to age 2 i[...]
Article
Marcelo F. Tognelli, Auteur ;
Miriam Fernandez, Auteur ;
Pablo A. Marquet, Auteur
The growing concern about the profound influence of human activities on marine ecosystems has been the driving force behind the creation of marine reserves in the last few decades. With almost 4200 km of coastline, Chile has not been the excepti[...]
Article
Brooke Maslo, Auteur ;
Julie L. Lockwood, Auteur
Conservation practitioners often rely on experience rather than scientific evidence when making management decisions. These experience-based measures can waste limited time and funding if the given conservation practice is ineffective. Unanalyze[...]
Article
Yvonne Oelmann, Auteur ;
Gabriele Broll, Auteur ;
Norbert Hoelzel, Auteur ;
Till Kleinebecker, Auteur ;
Andreas Vogel, Auteur ;
Peter Schwartze, Auteur
European wet grasslands are characterized by high diversity of plant and animal species but are threatened by intensive land use. Although preservation or restoration of species-rich wet grasslands requires low nutrient availability that could b[...]
Article
Shinji Sugiura, Auteur
Introduction of the snail-eating flatworm Platydemus manokwari has caused extinction and decline of native land snails on tropical and subtropical islands. As the factors influencing flatworm predation pressure on land snails remain unclear, I e[...]
Article
M. D. Morecroft, Auteur ;
C. E. Bealey, Auteur ;
D. A. Beaumont, Auteur ;
S. Benham, Auteur ;
D. R. Brooks, Auteur ;
T. P. Burt, Auteur ;
C. N. R. Critchley, Auteur ;
J. Dick, Auteur ;
N. A. Littlewood, Auteur ;
D. T. Monteith, Auteur ;
W. A. Scott, Auteur ;
R. I. Smith, Auteur ;
C. Walmsey, Auteur ;
H. Watson, Auteur
This review identifies the major trends in physical, chemical and biological data between 1993 and 2007 at the 12 terrestrial sites in the United Kingdom Environmental Change Network (ECN) and assesses the effectiveness of the programme. Tempera[...]
Article
Iris I. Levin, Auteur ;
Diana C. Outlaw, Auteur ;
F. Hernan Vargas, Auteur ;
Patricia G. Parker, Auteur
This is the first report of a Plasmodium blood parasite found in the Galapagos Archipelago. Phylogenetic analyses place this parasite, recovered from endangered Galapagos penguins (Spheniscus mendiculus), within the genus Plasmodium, and suggest[...]
Article
CONOR P. McGOWAN, Auteur ;
Mark R. Ryan, Auteur
Incidental take is the permitted unintended or collateral killing, harassment, or habitat destruction of a protected species under endangered species law and is permissible as long as the take does not jeopardize the species' persistence in the [...]
Article
R. M. Montague-Drake, Auteur ;
D. B. Lindenmayer, Auteur ;
R. B. Cunningham, Auteur
Significant biodiversity loss is characteristic of agricultural landscapes worldwide. Biodiversity recovery efforts in such landscapes can be hamstrung by a paucity of information on factors affecting species' distributions, particularly for thr[...]
Article
Martina Carrete, Auteur ;
Jose A. Sanchez-Zapata, Auteur ;
Jose R. Benitez, Auteur ;
Manuel Lobon, Auteur ;
Jose A. Donazar, Auteur
Wind-farms receive public and governmental support as an alternative energy source mitigating air pollution. However, they can have adverse effects on wildlife, particularly through collision with turbines. Research on wind-farm effects has focu[...]
Article
Hugh A. Ford, Auteur ;
Jeffrey R. Walters, Auteur ;
Caren B. Cooper, Auteur ;
Stephen J. S. Debus, Auteur ;
Veronica A. J. Doerr, Auteur
The loss, fragmentation and degradation of native vegetation are major causes of loss of biodiversity globally. Extinction debt is the term used to describe the ongoing loss of species from fragmented landscapes long after the original loss and [...]
Article
Helen Laycock, Auteur ;
Dominic Moran, Auteur ;
James Smart, Auteur ;
David Raffaelli, Auteur ;
Piran White, Auteur
Ecological and economic evaluation should be a key component of biodiversity conservation programmes since it underpins the efficient allocation of resources. However, most such programmes are not currently assessed in terms of the rate of retur[...]
Article
Martha M. Robbins, Auteur ;
Maryke Gray, Auteur ;
Edwin Kagoda, Auteur ;
Andrew M. Robbins, Auteur
Mountain gorillas are critically endangered, with just a few hundred animals remaining in each of two populations: in Bwindi Impenetrable National Park in south-western Uganda and the nearby Virunga Volcanoes on the borders of Uganda, Rwanda and[...]
Article
Isabelle Le Viol, Auteur ;
Julien Mocq, Auteur ;
Romain Julliard, Auteur ;
Christian Kerbiriou, Auteur
Biodiversity conservation does predominantly focus on protected natural areas, but has to consider also the usually Human-dominated matrix in which these natural areas are embedded. Here we study highway stormwater retention ponds, which may act[...]
Article
Scott R. Loarie, Auteur ;
Rudi J. van Aarde, Auteur ;
Stuart L. Pimm, Auteur
The IUCN Redlist considers the African savannah elephant (Loxodonta africana) to be "vulnerable" despite it numbering in the 100,000s and having a large geographical range. This seeming paradox stems from how quickly human persecution can elimin[...]
Article
Robert M. Ewers, Auteur ;
Valerie Kapos, Auteur ;
David A. Coomes, Auteur ;
Raffaele Lafortezza, Auteur ;
Raphael K. Didham, Auteur
Habitat loss is not randomly distributed across modified landscapes, yet spatial patterns of habitat cover are not routinely combined with biodiversity data when assessing or predicting the biodiversity impacts of land use change. Here, we conve[...]
Article
The impact of taxonomic change on conservation: Does it kill, can it save, or is it just irrelevant?
W. R. Morrison, Auteur ;
J. L. Lohr, Auteur ;
P. Duchen, Auteur ;
R. Wilches, Auteur ;
D. Trujillo, Auteur ;
M. Mair, Auteur ;
S. S. Renner, Auteur
The important question of taxonomy and its impact on conservation efforts was brought to general attention by Robert May in 1990 with a News and Views article in Nature entitled "Taxonomy as destiny." Taxonomy, however, has built-in instabilitie[...]
Article
M. G. Chapman, Auteur ;
A. J. Underwood, Auteur ;
K. R. Clarke, Auteur
Conservation requires decisions about which sites to protect. Choices are frequently made using distributions or occurrences of rare or endemic species, or species richness. For many assemblages. such data do not exist, may be semi-quantitative,[...]
Article
Katarzyna Daleszczyk, Auteur ;
Aleksiei N. Bunevich, Auteur
European bison (Bison bonasus) became extinct in the wild at the beginning of the 20th century. The contemporary Lowland line of bison was founded by seven individuals that survived in captivity. The largest population of Lowland bison live in t[...]
Article
Josephine E. Booth, Auteur ;
Kevin J. Gaston, Auteur ;
Paul R. Armsworth, Auteur
Protected areas have a central role to play in educating people about biodiversity and nature conservation. However, there is little evidence regarding how effective public education efforts related to protected areas have been. We used on-site [...]
Article
Chris C. Nice, Auteur ;
Zachariah Gompert, Auteur ;
Matthew L. Forister, Auteur ;
James A. Fordyce, Auteur
Infection by endosymbiotic bacteria is an underappreciated threat to endangered arthropods with serious implications for captive management programs. We examined the nature of Wolbachia infection in the North American endangered Karner blue butt[...]
Article
Miguel Ângelo Marini, Auteur ;
Morgane Barbet-Massin, Auteur ;
Leonardo Esteves Lopes, Auteur ;
Frédéric Jiguet, Auteur
We tested the prediction that climate-driven changes might alter bird species composition in reserves of the Cerrado region of Brazil. First, we modelled the current distributions and the potential future projections of 38 endemic or rare bird s[...]
Article
William J. McShea, Auteur ;
Chad Stewart, Auteur ;
Liesl Peterson, Auteur ;
Peter Erb, Auteur ;
Robert Stuebing, Auteur ;
Belden Giman, Auteur
With the rapid conversion of tropical forests in Asia to plantation forests for timber or biofuel production there is a need to determine if these forests serve any viable role in wildlife conservation. We used infrared trip cameras to survey fo[...]
Article
Emily Gaenzle Schilling, Auteur ;
Cynthia S. Loftin, Auteur ;
Alexander D. Huryn, Auteur
Widespread fish introductions have led to a worldwide decline in the number of fishless lakes and their associated communities. Studies assessing effects of fish stocking on native communities in historically fishless lakes have been limited to [...]
