Publications

There are nine or ten species of harrier Circus in the world. depending on the taxonomic opinion.  Except for the Spotted Harrier C. assimilis of Australia, Sulawesi and the Lesser Sunda Islands, all are ground-nesting hawks.  The Spotted Harrier is the only one to nest regularly in a tree.  This note describes how the nest […]

Attention is drawn to two colour phases of the Tawny Frogmouth Podargus strigoides  from forests on the New South Wales north coast.  The possibility of these phases being confused in the field with the marbled (Plumed) Frogmouth P. ocellatus plumiferus is discussed·

The islands off Esperance, Western Australia. form part of the Archipelago of the Recherche.  This archipelago extends from about 120º36’E. Long., some 23 km west of Esperance to the western end of the Great Australian Bight, about 124º08’E. Long., some 240 km to the east.  Termination Island. about 65 km roughly south of Esperance, is […]

Breeding activity on the Salt Lagoon Islands was surveyed in c. 50 visits between October 1962 and November 1979.  Observations are presented on the timing, abundance and (in most cases) habitat of the breeding of 26 species of birds, with special attention to nine species of ardeiformes and four of Phalacrocorax.  Results are given of […]