A comparison of two census methods for birds in a south-western Australian heathland

An instantaneous point method (Pyke 1983) and mist-netting were used to census birds simultaneously on 19 field trips over three years in dense heathland at one site on the south coast of Western Australia. Of the 29 bird species recorded, eight were never netted and six were never sighted. Mist netting appears to over-represent small species, and visual census over-estimate larger species.

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