oa Madoqua - Using distance estimates in aerial censuses in northern Namibia
|Article Title||Using distance estimates in aerial censuses in northern Namibia|
|© Publisher:||Namibian Ministry of Environment and Tourism|
|Affiliations||1 Ministry of Environment and Tourism, Windhoek, Namibia|
|Publication Date||Jan 1997|
|Pages||65 - 73|
|Keyword(s)||Animal density, Counts of elephants, Distribution of sightings, Multi-species, Observer behaviour, Population estimate, Single-species censuses and Visibility|
Transect widths were previously disregarded as a serious source of bias in aerial censuses of Iarge game in northern Namibia. The cumulative number of sightings per species was recorded at increasing distance away from the airraft in recent aerial censuses in our region.
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