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Accuracy and precision of grey-headed flying-fox (Pteropus poliocephalus) flyout counts

D. M. Forsyth, Auteur ; M. P. Scroggie, Auteur ; E. McDonald-Maddena, Auteur

Dans Wildlife Research (33(1) 2006)

The principal method for estimating the abundance of bats in roosts is to count the number of bats exiting the roost at dusk ('flyout counts'). We hypothesised that the accuracy and precision of flyout counts decrease non-linearly as the number [...]

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