This is a preview. Log in through your library . Abstract This article considers using sequential procedures to determine the amount of survey effort required in a line transect survey in order to ...

The density of Brazilian tapirs (Tapirus terrestris) was studied in the northeastern part of the Pantanal wetlands of Brazil using two simultaneous and independent methods: (1) systematic camera ...

This technique has long been at the forefront of quantitative ecology, epidemiology and the social sciences for estimating the size of populations that are difficult to count directly. By using ...

“Although no population estimation technique is perfect, we now have an independent source of information that validates the camera-based estimates that we’ve been using to guide wolf management since ...