Results 11 to 20 of about 35,561 (152)

Parameter redundancy in Jolly-Seber tag loss models [PDF]

open access: yesEcology and Evolution, 2021
Capture–recapture experiments are conducted to estimate population parameters such as population size, survival rates, and capture rates. Typically, individuals are captured and given unique tags, then recaptured over several time periods with the ...
Laura L.E. Cowen, Diana J Cole
exaly   +5 more sources

Age-structured Jolly-Seber model expands inference and improves parameter estimation from capture-recapture data. [PDF]

open access: yesPLoS ONE, 2021
Understanding the influence of individual attributes on demographic processes is a key objective of wildlife population studies. Capture-recapture and age data are commonly collected to investigate hypotheses about survival, reproduction, and viability ...
Nathan J Hostetter   +4 more
doaj   +3 more sources

Understanding the impact of correlation within pair-bonds on Cormack–Jolly–Seber models [PDF]

open access: yesEcology and Evolution, 2021
The Cormack–Jolly–Seber (CJS) model and its extensions have been widely applied to the study of animal survival rates in open populations. The model assumes that individuals within the population of interest have independent fates. It is, however, highly
Alexandru Draghici, Simon Bonner
exaly   +3 more sources

Continuous time-dependent individual covariates and the Cormack-Jolly-Seber model

open access: yesAnimal Biodiversity and Conservation, 2007
Covariantes continuas individuales dependientes del tiempo y el modelo de Cormack-Jolly-Seber El modelo de Cormack–Jolly–Seber proporciona el marco básico para analizar la supervivencia de animales en poblaciones abiertas utilizando datos de captura ...
S. J. Bonner, C. J. Schwarz
doaj   +4 more sources

Survival Estimation Using Multistate Cormack–Jolly–Seber Models—The Case of the Bearded Vulture Gypaetus barbatus in Spain [PDF]

open access: yesAnimals
The bearded vulture (Gypaetus barbatus) is an endangered species with a specialist osteophagous (bone) diet. We estimated the survival and productivity of this vulture in the Aragonese Pyrenees, where the main population of the species in Europe is found.
Inmaculada Navarro   +3 more
doaj   +2 more sources

Population Dynamics of the Florida Softshell Turtle (Apalone ferox) in a Protected Spring Ecosystem [PDF]

open access: yesBiology
The Florida softshell turtle, Apalone ferox, is considered common and found in many different types of freshwater habitats throughout its range. However, despite its prevalence where it occurs, little is understood about the species’ life history and ...
Eric C. Munscher   +9 more
doaj   +2 more sources

Urbanisation Leaves a Genetic Signature but No Detectable Demographic Effects in a Small Mammal Population [PDF]

open access: yesEcol Evol
Urbanisation can alter both genetic connectivity and demographic performance of wildlife populations, but these responses may occur on different temporal scales. Using multi‐year capture‐mark‐recapture data and microsatellite analyses of Eurasian red squirrels across an urbanisation gradient in Berlin, we found subtle genetic structuring without clear ...
Drenske S   +11 more
europepmc   +2 more sources

Using Known Births to Account for Delayed Marking in Population Estimation of North Atlantic Right Whales [PDF]

open access: yesEcology and Evolution
Population estimation using capture–recapture modeling typically requires that individuals are identifiable by unique marks. North Atlantic right whales (Eubalaena glacialis) can be identified by natural callosity patterns on their heads that are ...
Daniel W. Linden
doaj   +2 more sources

Large, but Dispersal‐Limited Populations of the Marsh Fritillary Euphydryas aurinia Persist on Abandoned Military Training Areas Three Decades After the End of the Cold War [PDF]

open access: yesEcology and Evolution
Military training areas can host important biodiversity, due to the preservation of diverse, nutrient‐poor historical cultural landscapes and an insect‐friendly disturbance regime.
Cindy Schröer   +2 more
doaj   +2 more sources

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