La Tour du Valat

Article

Movements and dispersal of Sacred Ibis (Threskiornis aethiopicus) and other waterbirds in south-western South Africa

Doug M. Harebottle, Auteur ; Dalton Gibbs, Auteur

Dans Ostrich (78(2) June, 2007)

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Article

A preliminary investigation into the effects of migration mortalities on Spotted Ground-Thrush (Zoothera guttata) populationsin South Africa

Doug M. Harebottle, Auteur

Dans Ostrich (78(2) June, 2007)

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Article

Ten years of waterbird counts at Paarl Bird Sanctuary, Western Cape, South Africa: 1994-2004

Doug M. Harebottle, Auteur ; A. J. Williams, Auteur ; Yvonne Weiss, Auteur

Dans Ostrich (78(2) June, 2007)

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Article

Waterbird ringing in Africa - past trends and future scope

Doug M. Harebottle, Auteur ; H. Dieter Oschadleus, Auteur

Dans Ostrich (78(2) June, 2007)

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Article

Waterbirds at Paarl Waste Water Treatment Works, South Africa, 1994-2004: seasonality, trends and conservation importance

Doug M. Harebottle, Auteur ; Anthony J. Williams, Auteur ; Yvonne Weiss, Auteur ; Graham B. Tong, Auteur

Dans Ostrich (79(2) OCT 2008)

Numbers of waterbirds were counted monthly from May 1994 to April 2004 at Paarl Waste Water Treatment Works, South Africa. Seventy-two waterbird species were recorded, of which 33 species (46%) were recorded breeding. Mean summer and winter coun[...]

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Article

Waterbirds at the Theewaterskloof Dam, Western Cape, South Africa, 1993-2005

David Swanepoel, Auteur ; Les G. Underhill, Auteur ; Doug M. Harebottle, Auteur ; Marius J. Wheeler, Auteur ; A. J. Williams, Auteur

Dans Ostrich (77(3-4) NOV 2006)

With a perimeter of 82km, the Theewaterskloof Dam is the largest dam in the Western Cape. This paper, based on midsummer and mid-winter surveys between 1993 and 2005, assesses the importance of the dam for waterbirds. The median numbers of water[...]

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