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Ground-based survey methods both overestimate and underestimate the abundance of suitable tree-cavities for the endangered Swift Parrot

Stojanovic, Dejan; Webb, Matthew; Roshier, David; Saunders, Debra; Heinsohn, Robert


Most cavity-dependent species select tree-cavities with a narrow range of characteristics so that only a small subset of available cavities may be suitable for any species. Most surveys for tree-cavities are done from the ground using binoculars to reduce

CollectionsANU Research Publications
Date published: 2012
Type: Journal article
Source: Emu
DOI: 10.1071/MU11076


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