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A comparison of species counts and density estimates derived from area searches, line transects and point counts in the Jarrah forest of south-western Australia.

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Category: Issue 2

Author(s): Michael Craig

No studies have examined differences between census methods for birds in south-western Australian forests, yet unique features of south-western forests may be responsible for differences from those recorded in studies conducted elsewhere. Differences in the number of bird species recorded and densities estimated by area searches, line transects and point counts in jarrah forests of […]


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Seasonal and diurnal patterns in abundance of waterbirds at a waste stabilization pond.

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Category: Issue 2

Author(s): Hamilton, Taylor & Rogers

Seasonal and diurnal patterns in abundance of waterbirds (excluding waterfowl: Anatidae) on a waste-stabilization pond (Pond Nine) within the Lake Borrie System at the Western Treatment Plant, Werribee, Victoria were determined. The Western Treatment Plant is an important Ramsar site, mainly for the waterbird populations that occur there. Pond Nine often supports large numbers of […]


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Diet of the Barn Owl Tyto alba near Lake Frome in arid South Australia.

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Category: Issue 2

Author(s): Debus, Olsen & Rose

This paper presents an analysis of 56 whole pellets and fragments of approximately 200 pellets of the Barn Owl Tyto alba, collected in August 1981 from the arid pastoral zone of north-eastern South Australia. The owl’s diet consisted of 67 per cent mammals (62% rodents). 3 per cent birds, 30 per cent lizards and less […]


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Absence of blood parasites on Heron Island, Great Barrier Reef.

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Category: Issue 2

Author(s): Pierce & Adlard

104 birds of Anous minutus, Puffinus pacificus, Gallirallus philippensis tournelierie and Zosterops lateralis chlorocephalus were tested.


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Breeding success, cliff characteristics and diet of Peregrine Falcons at high altitude in the Australian Capital Territory.

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Category: Issue 2

Author(s): Olsen, Debus, Rose, & Hayes

The nest-site characteristics, breeding density, fledging success and diet of the Peregrine Falcon Falco peregrinus in high-elevation forest in the Australian Capital Territory were studied at five active nests from 1991 to 1995. Breeding diet at five active nests at lower elevation near Canberra was also studied in 1991. At high-elevation sites the falcons’ breeding […]


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