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Aerial counts are the primary means of monitoring waterbird populations. A valid population assessment requires a significant proportion of the popula...
Read moreA study was conducted during 1990-96 to evaluate the reliability of aerial surveys to monitor trends in the breeding population density of ptarmigan L...
Read morePopulation abundance estimation is a critical yet challenging task for wildlife management decision-making. For aerial surveys of terrestrial mammals ...
Read moreNatureScot and Natural England commissioned HiDef Aerial Surveying Limited (HiDef) to undertake a high-resolution digital video aerial survey for mari...
Read moreThe understanding of large-scale patterns in expanding populations of alien invasive plants can be used to infer the environmental limiting factors, h...
Read moreThis report summarizes a program aimed at investigating methods for monitoring inshore wintering waterfowl in Marine Protected Areas (MPAs), using the...
Read moreThis report summarises the findings of surveys conducted in winter 2020/21 to determine the distribution and numbers of the qualifying features of the...
Read moreThis report presents the latest results of the survey on the population size and distribution harbour seals (Phoca vitulina)around Scotland in context...
Read morePopulation size is a key metric for management and policy decisions, yet wildlife monitoring programmes are often limited by the spatial and temporal ...
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