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Showing 235 results

Comparing the precision and cost-effectiveness of faecal pellet group count methods.

Published online: 19 Jan 2005

Authors: Campbell, D. & Swanson, G. M. & Sales, J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Faecal pellet group (FPG) count data are widely used to estimate animal abundance, with two alternative methods normally employed. Faecal accumulation...

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A new double observer-based census framework to improve abundance estimations in mountain ungulates and other gregarious species with a reduced effort.

Published online: 07 Apr 2025

Authors: Panaccio, M. & Brambilla, A. & Bassano, B. & Smith, T. & Hardenberg, A. von

Content type: Journal article

Journal title: Ecological Solutions and Evidence

Estimating animal abundance has a key role to play in ecology and conservation, but survey methods are always challenged by imperfect detection. Among...

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Drone-based surveys improve estimates of tree hollow abundance and accessibility.

Published online: 20 May 2025

Authors: Rochelmeyer, E. & Levick, S. & Murphy, B. & Stobo-Wilson, A. & Richards, A. E.

Content type: Journal article

Journal title: Ecological Solutions and Evidence

Tree hollows are critical habitat for many species globally, and fauna studies often include assessments of hollow abundance. However, traditional gro...

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Sources of variation in estimating breeding success of migratory birds from autumn counts.

Published online: 16 May 2023

Authors: Jensen, G. H. & Johnson, F. A. & Madsen, J.

Content type: Journal article

Journal title: Ecological Solutions and Evidence

Understanding drivers of change in population sizes requires estimation of demographic rates such as survival and productivity. In migratory geese, pr...

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Urban bird commensals maintain coexistence under extreme food shortages.

Published online: 02 Dec 2024

Authors: Soh, M. C. K. & Goh, M. W. X. & Ng, B. X. K. & Han, H. Z. & Khoo, M. D. Y. & Leong, D. Y. W. & Lee, B. P. Y. H. & Loo, A. H. B. & Er, K. B. H.

Content type: Journal article

Journal title: Journal of Applied Ecology

In developed cities, bird communities are typically comprised of a few dominant invasive species that can cause considerable social and economic costs...

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Design modifications affect bat box temperatures and suitability as maternity habitat.

Published online: 23 Dec 2021

Authors: Tillman, F. E. & Bakken, G. S. & O'Keefe, J. M.

Content type: Journal article

Journal title: Ecological Solutions and Evidence

Artificial roosting structures (e.g. bat boxes) are widely used as conservation tools for many animals, including bats. Although it is relatively easy...

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Assessing the impact of culling on population size in the presence of uncertain density dependence: lessons from a great cormorant population.

Published online: 10 Dec 2008

Authors: Green, R. E.

Content type: Journal article

Journal title: Journal of Applied Ecology

In applied population ecology, simulation models are often used to predict the likely consequences of different management options and to inform polic...

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Accounting for detectability improves estimates of species richness in tropical bat surveys.

Published online: 15 Jun 2011

Authors: Meyer, C. F. J. & Aguiar, L. M. S. & Aguirre, L. F. & Baumgarten, J. & Clarke, F. M. & Cosson, J. F. & Villegas, S. E. & Fahr, J. & Faria, D. & Furey, N. & Henry, M. & Hodgkison, R. & Jenkins, R. K. B. & Jung, K. G. & Kingston, T. & Kunz, T. H. & Gonzalez, M. C. M. & Moya, I. & Patterson, B. D. & Pons, J. M. & Racey, P. A. & Rex, K. & Sampaio, E. M. & Solari, S. & Stoner, K. E. & Voigt, C. C. (et al)

Content type: Journal article

Journal title: Journal of Applied Ecology

Species richness is a state variable of some interest in monitoring programmes but raw species counts are often biased due to imperfect species detect...

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Patterns of activity and habitat use by a population of bullfinches (Pyrrhula pyrrhula) in relation to bud-feeding in orchards.

Published online: 02 Sep 1985

Authors: Greig-Smith, P. W. & Wilson, G. M.

Content type: Journal article

Journal title: Journal of Applied Ecology

A farmland population of bullfinches on the Weald of Kent was studied for 2 years to determine how changes in its size, composition, or activity corre...

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NatureScot Research Report 1281 - Approaches to monitoring wintering waterfowl in Marine Protected Areas - Moray Firth pilot study winter 2019/20.

Published online: 13 Nov 2024

Published by: UK, NatureScot

Authors: Graham, J. & Thompson, K.

Content type: Reports

This report summarizes a program aimed at investigating methods for monitoring inshore wintering waterfowl in Marine Protected Areas (MPAs), using the...

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