Search Results - "Pradel, R."

Utilization of Capture-Mark-Recapture for the Study of Recruitment and Population Growth Rate by Pradel, R.

“…Capture-mark-recapture data has been extensively used for the study of survival. However, recruitment and population growth rate can be investigated as well…”
Get full text

Consecutive cohort effects driven by density-dependence and climate influence early-life survival in a long-lived bird by Payo-Payo, A., Genovart, M., Bertolero, A., Pradel, R., Oro, D.

“…Conditions during early life, including maternal cohort effects, can influence the future fitness of individuals. This may be particularly true for…”
Get full text

Assessing the impact of climate variation on survival in vertebrate populations by Grosbois, V., Gimenez, O., Gaillard, J.-M., Pradel, R., Barbraud, C., Clobert, J., Møller, A. P., Weimerskirch, H.

“…The impact of the ongoing rapid climate change on natural systems is a major issue for human societies. An important challenge for ecologists is to identify…”
Get full text

Establishing large mammal population trends from heterogeneous count data by Pradel, R., Renaud, P.‐C., Pays, O., Scholte, P., Ogutu, J. O., Hibert, F., Casajus, N., Mialhe, F., Fritz, H.

“…Monitoring population trends is pivotal to effective wildlife conservation and management. However, wildlife managers often face many challenges when analyzing…”
Get full text

Disentangling the role of seed bank and dispersal in plant metapopulation dynamics using patch occupancy surveys by Manna, F., Pradel, R., Choquet, R., Fréville, H., Cheptou, P.-O.

“…In plants, the presence of a seed bank challenges the application of classical metapopulation models to aboveground presence surveys; ignoring seed bank leads…”
Get full text

Decrease in social cohesion in a colonial seabird under a perturbation regime by Genovart, M., Gimenez, O., Bertolero, A., Choquet, R., Oro, D., Pradel, R.

“…Social interactions, through influence on behavioural processes, can play an important role in populations’ resilience (i.e. ability to cope with…”
Get full text

Multi-event capture-recapture analysis reveals individual foraging specialization in a generalist species by Sanz-Aguilar, A, Jovani, R, Melián, C. J, Pradel, R, Tella, J. L

“…Populations of species typically considered trophic generalists may include specialized individuals consistently feeding on certain resources. Optimal foraging…”
Get full text

Multistate recapture models: Modelling incomplete individual histories by Lebreton, J. D., Cefe, R. Pradel

“…Multistate capture-recapture models are a natural generalization of the usual one-site recapture models. Similarly, individuals are sampled on discrete…”
Get full text

Winter extratropical cyclone influence on seabird survival: variation between and within common eider Somateria mollissima populations by Guéry, L., Descamps, S., Hodges, K. I., Pradel, R., Moe, B., Hanssen, S. A., Erikstad, K. E., Gabrielsen, G.W., Gilchrist, H. G., Jenouvrier, S., Bêty, J.

“…Extratropical cyclones (ETCs) play a primary role in determining the variation in local weather and marine conditions in the mid-latitudes. ETCs have a broad…”
Get full text

Robust assessment of population trends in marine mammals applied to New Caledonian humpback whales by Orgeret, F., Garrigue, C., Gimenez, O., Pradel, R.

“…Estimating population trends for long-lived, migratory animals is challenging but essential for managing populations. Here we propose using a simple but…”
Get full text

Age–dependent capture–recapture models and unequal time intervals by Sanz–Aguilar, A., Pradel, R., Tavecchia, G.

“…Estimates of survival probabilities in natural populations can be obtained through capture–mark–recapture (CMR) models. However, when capture sessions are…”
Get full text

Estimation by capture-recapture of recruitment and dispersal over several sites by Lebreton, J. D., Hines, J. E., Pradel, R., Nichols, J. D., Spendelow, J. A.

“…Dispersal in animal populations is intimately linked with accession to reproduction, i.e. recruitment, and population regulation. Dispersal processes are thus…”
Get full text

The Risk of Flawed Inference in Evolutionary Studies When Detectability Is Less than One by Gimenez, Olivier, Viallefont, Anne, Charmantier, Anne, Pradel, Roger, Cam, Emmanuelle, Brown, Charles R., Anderson, Mark D., Brown, Mary Bomberger, Covas, Rita, Gaillard, Jean‐Michel

“…Addressing evolutionary questions in the wild remains a challenge. It is best done by monitoring organisms from birth to death, which is very difficult in part…”
Get full text

A Capture—Recapture Model with Double-Marking, Live and Dead Encounters, and Heterogeneity of Reporting Due to Auxiliary Mark Loss by Juillet, C., Choquet, R., Gauthier, G., Pradel, R.

“…Capture—recapture (CR) models assume marked individuals remain at risk of capture, which may not be true if individuals lose their mark or emigrate…”
Get full text

Estimating stop over duration in the presence of trap-effects by Choquet, R., Guédon, Y., Besnard, A., Guillemain, M., Pradel, R.

“…► A similar detection probability of individuals is increasingly taken into account models. ► However, animals may change their behaviour after being trapped…”
Get full text

Disruptive viability selection on a black plumage trait associated with dominance by Acker, P., Grégoire, A., Rat, M., Spottiswoode, C. N., Dijk, R. E., Paquet, M., Kaden, J. C., Pradel, R., Hatchwell, B. J., Covas, R., Doutrelant, C.

“…Traits used in communication, such as colour signals, are expected to have positive consequences for reproductive success, but their associations with survival…”
Get full text

Principles and interest of GOF tests for multistate capture–recapture models by Pradel, R., Giménez, O., Lebreton, J.-D.

“…Optimal goodness–of–fit procedures for multistate models are new. Drawing a parallel with the corresponding single–state procedures, we present their…”
Get full text

Capture-Recapture Survival Models Taking Account of Transients by Pradel, Roger, Hines, James E., Lebreton, Jean-Dominique, Nichols, James D.

“…The presence of transient animals, common enough in natural populations, invalidates the estimation of survival by traditional capture-recapture (CR) models…”
Get full text

general framework for modeling memory in capture-recapture data by Rouan, L, Choquet, R, Pradel, R

“…In classical multisite capture—recapture (CR) models, the probability of moving to a new location depends only on the current site occupied. Yet, it is known…”
Get full text

Diagnostic Goodness-of-Fit Tests for Joint Recapture and Recovery Models by McCrea, R. S, Morgan, B. J. T, Pradel, R

“…Diagnostic goodness-of-fit tests for capture–recapture models are routinely used prior to model fitting and analysis. However, when data include a mixture of…”
Get full text