This archive of reports of wildlife surveys in Namibia aims to:
Public access to information is a vital component of ensuring community engagement in prevalent issues. Wildlife surveys are critical to determine the health of wildlife populations and determine trends over time to guide conservation and management actions.
Wildlife surveys are done for different species using methods that are suited to counting them (e.g. by air or road) in their natural habitats. Such surveys need to be repeated over time to detect long-term trends and inform conservation managers. The Namibian government, non-governmental organisations and private reserves all conduct regular surveys covering different parts of Namibia and targeting different species. This archive will thus serve as a repository of our collective knowledge of the trends and status of a variety of species occurring throughout Namibia.
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NACSO Hardap and Naute Game Count 2021.pdf | 805.96 KB |
Wildlife populations in north-west Namibia were severely impacted in the 1980s by a combination of severe drought and poaching. Community conservation, formalised in 1996 through conservancies facilitated an increase in wildlife numbers through controlled utilisation and effective control of poaching. Between 1996 and 2012 most species experienced stable or growing population trends. However, a subsequent prolonged dry phase has resulted in a steady decline in populations of many game species. It is unclear how much illegal harvesting has contributed to this decline.
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Game counts in north_west Namibia regional summary_May 2021.pdf | 897.11 KB |
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Game counts in north_central Namibia_Total number of animals seen_last 5 years_July 2021.pdf | 865.86 KB |
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Game counts in north_west Namibia_Conservancies north of the veterinary fence_May 2021.pdf | 599.88 KB |
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Game counts in north_west Namibia_Conservancies south of the veterinary fence_May 2021.pdf | 638.72 KB |
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Game counts in north_west Namibia_Palmwag and Etendeka Conscessions_May 2021.pdf | 735 KB |
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Game counts in north_west Namibia_Hobatere Concession_May 2021.pdf | 669.12 KB |
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Game counts in southern Namibia_May 2021.pdf | 786.81 KB |
Namibia's elephants extend across the north of the country. They occur in six main areas of the known Namibian range - the north-west, Etosha National Park (NP), Mangetti National Park, northern Kavango, Khaudum National Park/Nyae Nyae Conservancy and Zambezi Region. Seasonal changes in distribution are related to water availability. There are movements of elephants between Namibia and its neighbours, particularly Botswana, and mainly from Zambezi Region. The largest populations are found in the north-east of the country, in Khaudum/Nyae Nyae and Zambezi Region.
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Namibias elephants_population_distribution and trends.pdf | 2.21 MB |
The fundamental purpose of game counts in communal areas is to inform conservancies and MEFT of wildlife trends for the purposes of adaptive management of resources. While estimates of species numbers are provided, these should only be considered as an approximate guide to species abundance.
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Kavango poster 2021 final.pdf | 711.16 KB |
The fundamental purpose of game counts in communal areas is to inform conservancies and MEFT of wildlife trends for the purposes of adaptive management of resources. While estimates for some species are provided, these should only be considered as an approximate guide to species abundance.
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Zambezi Game Count_East 2021 final.pdf | 657.33 KB |
The fundamental purpose of these annual game counts is to inform MEFT of general wildlife trends in the parks. While estimates for some species are provided, these should only be considered as an approximate guide to species abundance.
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Zambezi Game Count_Bwabwata 2021 final.pdf | 656.34 KB |
Counts were undertaken at waterholes in the escarpment zone of north west Namibia. In 2018,18 waterholes in 7 conservancies were counted while in 2019, 2020 and 2021, the number of waterholes was increased to around 26 covering 10 conservancies. Counts were undertaken over a period of 2, 3 or 4 days during which time all animals seen were counted. Game species differ in the frequency with which they need to visit water resources with some able to acquire much of their hydration needs through foraging.
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Waterholes_NW_poster_2021_final.pdf | 513.97 KB |
Line transects were started in 2017 and represent almost half of the total area of the conservancy and include most of the waterholes. The area not covered by transects has low animal densities due to reduced habitat suitability and people pressure. Transect counts have recorded 23 species including 6 predator species. Based on average spoor sightings hyaena are the most common predator, followed by leopard and wild dog.
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Nyae Nyae Game Count transect 2021.pdf | 765.3 KB |
The partner states of the Kavango-Zambezi Transfrontier Conservation Area (KAZA TFCA), Namibia, Botswana, Angola, Zambia and Zimbabwe last week launched the first-ever coordinated aerial survey of elephants in Windhoek. Speaking at the launch, Executive Director in the Ministry of Environment, Forestry and Tourism, Theofilus Nghitila said the survey is a fundamental component of the KAZA Strategic Planning Framework for the Conservation and Management of Elephants. "The survey will be coordinated by the KAZA Secretariat in close collaboration with designated teams in…
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Kaza_Wide Aerial Survey of Elephants Launched.pdf | 1.1 MB |
Numbers of elephants counted by Nad Brain and NamPol observers between 16 -31 Dec 2021 as part of antipoaching surveillance work. The unstructered aerial search counts focussed on the river systems and were done from the Westair / NCE Cessna 182 V5 –IIM flying out of Palmwag airfield and using SRT's base camp Ma – I – Go. It was not possible to record demographics of the herds, but did count bulls individually. The bulls are in addition to the herd numbers.
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Informal aerial elephant counts in Kunene Dec 2021.pdf | 45.88 KB |
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Zambezi Game Count_East 2020.pdf | 937.73 KB |
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Nyae Nyae waterhole 2020.pdf | 946.21 KB |
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Southern Conservancy Game Count 2020.pdf | 818.01 KB |
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Nyae Nyae transect count 2020 final.pdf | 1.2 MB |
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North Central Game Count 2020.pdf | 1.06 MB |
Counts were undertaken at waterholes in the escarpment zone of north west Namibia. In 2018,18 waterholes in 7 conservancies were counted while in 2019 and 2020, the number of waterholes was increased to 26 covering 10 conservancies. Counts were undertaken over a period of 2, 3 or 4 days during which time all animals seen were counted.
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Waterholes_NW_poster_2020 final.pdf | 509.47 KB |
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North West Game Count_Hobatere 2020.pdf | 623.55 KB |
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North West Game Count_Palmwag and Etendeka 2020.pdf | 682.97 KB |
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North West Game Count_South of Vet Fence 2020.pdf | 689.61 KB |
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North West Game Count_North of Vet Fence 2020.pdf | 679.95 KB |
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North West Game Count_Regional 2020.pdf | 693.43 KB |
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Hardap and Naute Game Count 2020.pdf | 774.7 KB |
Robust abundance estimates of wild animal populations are needed to inform management policies and are often obtained through mark–recapture (MR) studies. Visual methods are commonly used, which limits data collection to daylight hours and good weather conditions. Passive acoustic monitoring offers an alternative, particularly if acoustic cues are naturally produced and individually distinctive. Here we investigate the potential of using individually distinctive signature whistles in a MR framework and evaluate different components of study design.
Knowledge of a population’s abundance is of primary importance for conservation management. However, robust estimates of abundance are often difficult to obtain, especially for cetaceans which spend most of their lives submerged. Cetacean abundance is commonly estimated using aerial or vessel-based line transect surveys and distance sampling methods. During 2012–2014, the first line transect surveys to estimate cetacean abundance were conducted in Namibian waters.
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First Abundance Estimates of Heavisides and Dusky Dolphin off Namibia.pdf | 5.23 MB |
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Zambezi Game Count_Bwabwata 2020.pdf | 1.22 MB |
The year’s results show a significant decrease in animals counted (-37%) and overall population estimate (-19%). The game harvesting operations done in the preceding year would have contributed to the lower game numbers. The northern sections of the park (zone 6, 7, 8 and 9) received the most rain and thus an overwhelming majority (53%) of the animals were counted in this area. For the first time in 8 years the park’s modelled carrying capacity is higher than the total grazer biomass (stocking rate).
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Gondwana Canyon Park Game Count 2020_poster.pdf | 1.7 MB |
This year's game count results showed the drastic decrease in game numbers, with gemsbok numbers being down 86% compared to 2019 and plains zebra and wildebeest down 93% and 97% respectively. Red hartebeest have all disappeared from the park as most of them died, a few were harvested, and a few got onto neighbouring properties. Only giraffe managed to increase, as 4 more calves were born over the last year, bringing the total to 22. Naturally, successful reproduction in the other game species over the past season has been very low.
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Gondwana Kalahari Park Game Count 2020.pdf | 965.72 KB |
The rapid improvement of camera traps in recent decades has revolutionized biodiversity monitoring. Despite clear applications in conservation biology, camera traps have seldom been used to model the abundance of unmarked animal populations. The goals of this review are to summarize the challenges facing abundance estimation of unmarked animals, present an overview of existing analytical frameworks, and provide guidance for practitioners seeking a suitable method.
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Abundance estimation of unmarked animals based on camera_trap data.pdf | 1.35 MB |
Estimating abundance of wildlife populations can be challenging and costly, especially for species that are difficult to detect and that live at low densities, such as cougars (Puma concolor). Remote, motion‐sensitive cameras are a relatively efficient monitoring tool, but most abundance estimation techniques using remote cameras rely on some or all of the population being uniquely identifiable. Recently developed methods estimate abundance from encounter rates with remote cameras and do not require identifiable individuals.
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Estimating abundance of an unmarked_low_density species using cameras.pdf | 590.21 KB |
Leopards are among the most enchanting big cats in the world. Their beauty, raw power and elusiveness have fascinated humans through the ages. Our fascination with leopards is a double-edged sword for the big cat, however. The value we place on seeing this beautiful big cat draws tourists and provides funding for conservation.
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Counting Cats_An updated national leopard survey for Namibia.pdf | 2.58 MB |
An overview of elephant conservation and management in Namibia.
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An overview of elephant conservation and management in Namibia.pdf | 5.72 MB |
The third article in the series on trends in Namibian waterbird populations summarises count data for cormorants and darter for the period 1977 to December 2008. For each species the Red Data Book (RDB) status, both global and Namibian, is given, the population trend as per Wetlands International, the number of times the species was counted, the number of times it has passed the 1% population criterion, the maximum count and the sites where it has passed the 1% population criterion.
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Trends in Namibian Waterbird Populations 3_Cormorants and Darter.pdf | 280.07 KB |
This is the last article in a series describing the results of regular wetland bird counts in Namibia. This paper looks at eight coastal sites, including two of Namibia's four Ramsar sites i.e. Sandwich Harbour and Walvis Bay. Unfortunately data for Namibia's other coastal Ramsar site, the Orange River Mouth, is incomplete and hence it has not been included in this analysis. (Larger scale replications of the graphs in this article are attached to the end of this edition).
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Wetland Bird Counts in Namibia 4_Coastal Wetlands.pdf | 594.91 KB |
This article continues the series on trends in Namibian waterbird populations and summarises count data for herons and egrets for the period 1977 to December 2008. For each species the Red Data Book (RDB) status, both global and Namibian, is given, the population trend as per Wetlands International, the number of times the species was counted, the number of times it has passed the 1% population criterion, the maximum count and the sites where it has passed the 1% population criterion.
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Trends in Namibian Waterbird Populations 4_Herons and Egrets Part 1.pdf | 409.28 KB |
Namibia was blessed with extraordinary rains in most parts of the country early in 2011 and this is evident in the results of the summer wetland bird counts. Access to many of the count sites was difficult due to the wet conditions. In fact, the count at Lake Oponono had to be abandoned because of the muddy conditions. Rain interrupted many counts and even at Sandwich Harbour the counters had to endure about two hours of pouring rain before continuing with the count. Oddly enough, Tsutsab Vlei, near Tsintsabis in northern Namibia, was bone dry when the counts were done.
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Summary of the 2011 Summer Wetland Bird Counts_44_3.pdf | 205.32 KB |
This article continues the series on trends in Namibian waterbird populations and summarises count data for herons and egrets for the period 1977 to December 2008. For each species the Red Data Book (RDB) status, both global and Namibian, is given, the population trend as per Wetlands International, the number of times the species was counted, the number of times it has passed the 1% population criterion, the maximum count and the sites where it has passed the 1% population criterion.
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Trends in Namibian Waterbird Populations 4_Herons and Egrets Part 2.pdf | 489.09 KB |
The fifth article in the series on trends in Namibian waterbird populations summarises count data for storks and ibises for the period 1977 to December 2008. For each species the Red Data Book (RDB) status, both global and Namibian, is given, the population trend as per Wetlands International, the number of times the species was counted, the number of times it has passed the 1% population criterion, the maximum count and the sites where it has passed the 1% population criterion.
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Trends in Namibian Waterbird Populations 5_Storks and Ibises.pdf | 473.91 KB |
The objective of this survey was to obtain a national estimate for elephants in Namibia. Fieldwork took place between 29 July and 11 August 2011 (Etosha and Tsumkwe), 6 to 10 September 2011 (Caprivi) and 19 to 25 November 2011 (Northwest Namibia). Areas covered are shown in Figs 1-3. The survey was a sample count at a variety of sampling intensities, depending on assumed elephant densities, in order to obtain a reasonably precise estimate with minimal effort. NW Namibia was a block-sample count flown by helicopter (with some areas of known high occupancy being total-counted).
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Countrywide survey of elephants in Namibia_2011.pdf | 1.22 MB |
Leopards are the most widely-distributed wild cat on earth. They are found throughout most of sub-Saharan Africa and in smaller populations within the Middle East, southwest Asia, southeast Asia and north to the Amur peninsula of the Russian Far-East. Throughout this distribution, leopards have persisted in hostile areas outside of protected areas due to their secretive nature and adaptable ability to live in a variety of habitats including sub-urban environments.
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Namibian National Leopard Survey_2011.pdf | 565.33 KB |
Numbers of some species were up in 2011 due to the effect of good rains. This also caused a decrease in Mountain Zebra numbers as they moved westwards out of the park.
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Gondwana Canon Park game count 2011.pdf | 955.49 KB |
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Gondwana Kalahari Park game count 2011.pdf | 570.52 KB |
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NRNR species list reptiles.pdf | 48.77 KB |