Collar NJ, Andres P 1988. Birds to watch. The ICBP World Checklist of Threatened birds. i - xvi 1 - 303… an interim volume summarizing the latest data on the world 's threatened birds, species which were given full treatment in Collar, N. J. & Stuart, S. N. 1985. Threatened Birds of Africa and related islands.the ICBP / IUCN Red Data Book, Part 1 Cambridge: I C B P& I … by the authors as possibly occuring), but since this species is not on the Botswana. … Birds to watch. The ICBP World Checklist of Threatened birds …
Demasius E 2011. A Different Kind of Birding Part I: Birds on the Stamps of South Africa. Lanioturdus
44 (2) 22-30… birding" or "a different kind of birding". No, not looking out of the window and searching for birds but looking at birds on the stamps on the letters I receive through the mail. The first article deals with … of South West Africa and finally we shall have a look at the wonderful bird stamps we have in Namibia (Parts III & IV). Ever since stamps were first used as tokens for payment of postal …
Yeh Y-M, Huang H-W, Dietrich KS, Melvin E 2013. Estimate of seabird incidental catch by pelagic longline fisheries in the South Atlantic Ocean. Animal Conservation 16 141-152… The mortality of seabirds in fisheries has had a serious negative impact on many seabird populations, yet the extent … span include 61 trips involving 6181 observed sets of over 20 million hooks, where 198 seabirds were caught (23 of which were released alive). Most birds were caught in the South Atlantic, with estimated seabird bycatch rates ranging from 0.026 …
Da Rocha N, Oppel S, Prince S, Matjila S, Shaanika TM, Naomab C, Yates O, Paterson JRB, Shimooshili K, Frans E, Kashava S, Crawford R 2021. Reduction in seabird mortality in Namibian fisheries following the introduction of bycatch regulation. Biological Conservation 253… activities. Bycatch in industrial fisheries is one of the greatest sources of mortality for seabirds, but a threat for which effective mitigation exists. Here we quantify whether the … reduced seabird mortality in two of the most hazardous fisheries in the South Atlantic. The Namibian hake demersal trawl and longline fisheries, estimated to be killing 20,000–30,000 birds/year, have been required to use bird-scaring lines since 2015. We used data from BirdLife …
Diagana CH, Dodman T 2006. Numbers and distribution of waterbirds Africa: Results of the African Waterbirds Census, 2002, 2003 & 2004 / Effectifs et distribution des oiseaux d'eau en Afrique: Résultats des dénombrements d'oiseaux d'eau en Afrique, 2002, 2003 & 2004.… period, provides interesting information on the population, distribution and status of waterbirds in Africa. The results presented therein will doubtless contribute to the efforts of conservation of waterbirds and wetlands, including those of international importance. … Numbers and distribution of waterbirds Africa Results of the African Waterbirds Census, 2002, 2003 ... …
Klein F 2015. Cape Bird Club Ghana Birding Trip (Part 1). Lanioturdus
48 (1) 3-12… Ghana has a total of 760 birds of which the group recorded a list of 384 including those heard only. This report will mainly list those birds that were seen. A total of 3420 km was travelled. My main reason for visiting Ghana was … see the only roller in Africa that I had not seen. Secondly it was to add some of my favourite birds, e.g. bee-eaters, weavers, sunbirds, hornbills and barbets, to my life-list. … Lanioturdus …
Dueker S, Willows-Munro S, Perrin MR, Abebe YD, Annorbah NND, Mwangi E, Madindou IR, Tekalign W, Wondimagegnehu M, Mori E, Mzumara TI, Brown C, Bryson U, Ndithia H, Dodman T, van der Zwan H, van der Sluis R, Phiri CR, Karimanzira A, Martin R 2023. Conservation status and threats to lovebirds: knowledge gaps and research priorities. Ostrich - Journal of African Ornithology 94 (1)… Lovebirds (genus Agapornis of family Psittaculidae) are a group of small, colourful parrot species … literature to identify key knowledge gaps and priority conservation actions for this group of birds. Published studies were found to be largely concentrated on lovebird populations in … for the international pet trade, leading to population declines. Although trade in wild lovebirds has been much reduced compared with historical levels, considerable numbers are still …
Simmons RE, Brown CJ, Kemper J 2015. Copper Sunbird (Coppery Sunbird): Cinnyris cupreus (Nectarinia cuprea). Birds to watch in Namibia: red, rare and endemic species
Simmons RE, Brown CJ, Kemper J 274-275… Across the Zimbabwean Mashonaland Highveld, westwards through the north-east of Namibia, including along the Okavango River, the Copper Sunbird has a virtually identical … the Purple-banded Sunbird, of which 3% occurs within protected areas; reporting rate was 4%. … Birds to watch in Namibia: red, rare and endemic species … Copper Sunbird (Coppery Sunbird) Cinnyris …
Hockey PAR, Cooper J, Duffy DC 1983. The roles of coastal birds in the functioning of marine ecosystems in southern Africa. South African Journal of Science 79 (4) 130-134… Seabirds and shorebirds are important predators in both the subtidal (marine) and intertidal ecosystems of … their distribution patterns being determined by the availability of food and nesting sites. Seabirds feed at sea and breed on land, and so are important redistributors of nutrients. … are evident in the plant and animal communities of the intertidal and nearshore regions. Seabirds prey on species which are of commercial importance, and this, coupled with the need to …
Hauptfleisch ML, Avenant NL 2016. Actual and perceived collision risk for bird strikes at Namibian airports. Ostrich: Journal of African Ornithology 87 (2) 161-171… At Namibia's two major airports, Hosea Kutako International and Eros (domestic), 117 bird strike … were compared with actual bird strike incidences for each species, frequency of occurrence of birds and pilot perceptions of species risk, in order to find whether risk assessment and pilot … showed that Crowned Lapwing and Helmeted Guineafowl were also the most frequently struck birds at both airports. The study illustrates how combining risk assessment, pilot perception …
Guillet A, Crowe TM 1985. Patterns of distribution, species richness, endemism and guild composition of waterbirds in Africa. African Journal of Ecology 23 89 - 120… of distribution, species richness, endemism and guild composition are identified for the water-birds of subsaharan Africa using uni- and multivariate statistical methods. When possible, our results are compared with similar information for South American water-birds. Water-birds partition Africa much more coarsely than do non-aquatic birds, the basic distributional …
Moreau RE 1950. The breeding seasons of African Birds - 2. Sea Birds. Ibis 92 (3) 419 - 433… All the available data, largely unpublished, are assembled for sea-birds breeding in African waters, about 36° N.-36° S. An ill-defined breeding season by any species at any station is exceptional. North of the Equator practically all sea-birds breed in spring or summer. South of the Equator there is much more variation. Round the … of the Equator and the coolest months south of it. … Ibis … The breeding seasons of African Birds - 2. Sea Birds …
Demasius E 2011. A Different Kind of Birding Part III: Birds on the Stamps of Namibia (1) (1990- 2003). Lanioturdus
44 (4) 3-9… Namibia became an independent country on 21 March 1990. Bird lovers will be glad to hear that in … our country did by far the best compared to South Africa and South West Africa when it came to birds on stamps. All in all 100 identifiable species are recorded on the stamps issued so far, … period from then to date, i.e. until 2011. … Lanioturdus … A Different Kind of Birding Part III Birds on the Stamps of Namibia (1) (1990- 2003) …
Mills MSL, Franke U, Joseph G, Miato F, Milton S, Monadjem A, Oschadleus D, Dean WRJ 2010. Cataloguing the Lubango Bird Skin Collection: towards an atlas of Angolan bird distributions. ABC Bulletin
17 43-53… than 40,000 skins, representing more than 850 taxa. As part of an atlas project for Angolan birds, we visited the skin collection for two weeks in June 2008, to extract distributional …
Paterson JRB, Yates O, Holtzhausen H, Reid T, Shimooshili K, Yates S, Sullivan BJ, Wanless RM 2017. Seabird mortality in the Namibian demersal longline fishery and recommendations for best practice mitigation measures. Oryx 53 (2) 300-309… Seabird bycatch is widely regarded as the greatest threat globally to procellariiform seabirds. Although measures to reduce seabird–fishery interactions have been in existence for many … high risk profiles remains variable. We recorded seabird bycatch and other interactions in the Namibian demersal longline fishery. Interaction rates were estimated for seasonal and spatial … to fishing effort data. Bycatch rates were 0.77 (95% CI 0.24–1.39) and 0.37 (95% CI 0.11–0.72) birds per 1,000 hooks in winter and summer, respectively. Scaling up to 2010, the most recent …
Petersen SL, Honig MB, Ryan PG, Underhill LG 2008. Seabird bycatch in the pelagic longline fishery off southern africa. African Journal of Marine Science 31 (2) 191-204… The waters around South Africa provide rich foraging opportunities for pelagic seabirds. They also support a pelagic longline fleet targeting tunas Thunnus spp. and swordfish … seabird bycatch data from 2 256 sets (4.4 million hooks) and recorded a total of 1 954 birds killed during that period. In all, 11 species of seabird are confirmed incidentally caught by the fishery, eight of which are considered threatened. Birds were caught at an average rate of 0.44 per 1 000 hooks, resulting in an average of 2 900 …
Dean WRJ 1997. The distribution and biology of nomadic birds in the Karoo, South Africa. Journal of Biogeography
24 769-779… Karoo in South grasses are important components of the habitat and diet Africa.Nomadic birds, ofwhich themost widespread species of small nomadic granivores, and also provide nest … sites is the greybacked finchlark Eremopterix verticalis (Smith), and nest material. Nomadic birds can breed throughout the are most frequently observed in the north-central and north year, … Karoo. Since the distribution of nomadic arid and semi-arid Karoo. Nomadism is an evolutionary birds is in areas where rainfall is patchy, low (<250mm per stable strategy for individual …
Brothers NP, Cooper J, Lokkeborg S 1999. The incidental catch of seabirds by longline fisheries: Worldwide review and technical guidelines for mitigation.… describing longline fisheries of the world, the nature and extent of incidental catch of seabirds in those fisheries and a description of technical and operational measures that can … it into one document. The report, first in general terms, describes the interaction of seabirds with longline fisheries with reference to typical behaviour patterns of seabirds and why and how the incidental longline catch of seabirds has become an international …
Demasius E 2012. A Different Kind of Birding Part IV: Birds on the Stamps of Namibia (2) (2004-2011). Lanioturdus
45 (1) 23-29… 2004 was a very quiet year for birds on stamps. The centenary of the war of anticolonial resistance in Namibia was commemorated on 23 September with a peace dove stamp. A very difficult topic but … discussed under the South African stamps. … Lanioturdus … A Different Kind of Birding Part IV Birds on the Stamps of Namibia (2) (2004-2011) …
Moreau RE 1950. The breeding seasons of African birds - 1. Land birds. Ibis
92 (2) 223-267… part of this inner tropical belt there may be no distinct breeding season for must groups of birds (Congo), but in East Africa a double breeding season is the rule, with peaks coinciding … and its time-relation to the rains varies locally. … Ibis … The breeding seasons of African birds - 1. Land birds …
Simmons RE, Brown CJ, Kemper J 2015. Southern Double-collared Sunbird (Lesser Double-collared Sunbird): Cinnyris chalybeus (Nectarinia chalybea). Birds to watch in Namibia: red, rare and endemic species
Simmons RE, Brown CJ, Kemper J 274… this species is virtually endemic to South Africa, with a tiny distribution extending into Namibia across the Orange River. It prefers fynbos vegetation, but is also found in the … numbers are also seen occasionally in gardens in Lüderitz. It occurs at densities of 150 to 200 birds per km2 in South Africa, but densities and total population size is unknown in Namibia. … Birds to watch in Namibia: red, rare and endemic species … Southern Double-collared Sunbird (Lesser …
Kemper J 2016. Caring for seabirds at the Lüderitz seabird rehabilitation facility. Namibia Bird News
17 1-4… which belongs to the Ministry of Fisheries and Marine Resources (MFMR), can hold up to about 50 birds. I have managed this facility since June 2000 as a volunteer, in collaboration with some … Greater Flamingos, Wilson's Storm-Petrels and even an abandoned South African Shelduck chick. … Namibia Bird News … Caring for seabirds at the Lüderitz seabird rehabilitation facility …
Herremans M 1998. Conservation status of birds in Botswana in relation to land use. Biological Conservation
86 (2) 139-160… Differences in reporting rates of birds on atlas checklists from major land-use categories (protected, unprotected, wildlife … Botswana were investigated to evaluate the conservation status of 12 ecological assemblages of birds. Large grassland birds and birds of prey were more frequently reported from protected than unprotected land or …
Makhado AB, Braby R, Dyer BM, Kemper J, Mcinnes AM, Tom D, Crawford RJM 2021. Seabirds of the Benguela Ecosystem: Utilisation, long-term changes and challenges. Birds - Challenges and opportunities for business, conservation and research Mikkola H… c. 82 seabird species, of which seven are endemic to it. Eggs and guano of formerly abundant seabirds were heavily harvested in the 19th and 20th centuries but decreases in seabird populations … the centre of the Benguela ecosystem towards its northern or eastern boundaries. In 2020, seabirds endemic to the Benguela ecosystem and albatrosses and petrels migrating into it had high … globally Near Threatened or Threatened species. The primary threat to four Endangered endemic birds was scarcity of forage resources. A Vulnerable endemic damara tern was susceptible to …
Barnes KN, Ryan PG, Boix-Hinzen C 1997. The impact of the hake Merluccius spp. longline fishery off South Africa on procellariiform seabirds. Biological Conservation 82 (2) 227-234… spp. commenced in the shelf waters off South Africa. Participants were required to record any birds caught, and these data were supplemented by ship-based observers on several vessels. … to kill 8000 ± 6400 white-chinned petrels a year in South African waters at a rate of 0.44 birds per 1000 hooks. This represents < 1% of the global white-chinned petrel population, but is cause for concern given (1) the slow reproductive rate among procellariiform seabirds; (2) the projected growth in the longline hake fishery; and (3) the increasing numbers of …
Crawford RJM, Ryan PG, Williams AJ 1991. Seabird consumption and production in the Benguela and Western Agulhas ecosystems. South African Journal of Marine Science
11 357-375… Seabirds were estimated to consume about 430 000 metric tons of food per annum off south-western … and 7 per cent by African penguins, species that breed in the region. Among the migrant seabirds, whitechinned petrels accounted for 12 per cent of overall consumption, sooty shearwaters … was higher in the austral winter than in summer because of the greater number of migrant seabirds in the region in winter. Anchovy was the most important prey item, contributing about 31 …
Allan DG, Harrison JA, Navarro RA, van Wilgen BW, Thompson MW 1997. The impact of commercial afforestation on bird populations in Mpumalanga Province, South Africa - Insights from bird-atlas data. Biological Conservation
79 173 – 185… Africa, to assess the effect of afforestation on the avifauna of this region. Ninety species of birds characteristic of grassland habitats occur in the province. Twenty-five of these species … or at least the spread of alien trees. The areas of highest species diversity of grassland birds overlap extensively with the areas of greatest afforestation and potential additional afforestation. The species diversity of grassland birds generally, and globally threatened grassland birds in particular, is significantly and …
Tasker ML, Camphuysen CJ, Cooper J, Garthe S, Montevecchi WA, Blaber SJM 2000. The impacts of fishing on marine birds. ICES Journal of Marine Science 57 531–547… Birds are the most conspicuous, wide-ranging, and easily studied organisms in the marine … and they can be harmed by and can benefit from fishing activities. The effects of fishing on birds may be direct or indirect. Most direct effects involve killing by fishing gear, although on a lesser scale some fishing activities also disturb birds. Net fisheries and hook fisheries have both had serious negative effects at the population …
2015. Breeding bird data of Namibia.… The timing of bird breeding in Namibia and the sizes of clutches and nesting colonies are presented per species, derived from … than 50 records. Breeding trends for different taxa and for different ecological groups, e.g. birds with different diets, levels of arid-adaption and different lifestyles (migrant versus … data sets. The data have been placed in the public domain at http://www.the-eis/breeding-birds.php to encourage students, researchers and scientists to investigate in greater depth the …
Dodman T, Katanekwa V, Aspinall D, Stjernstedt R 2000. Status and distribution of the Black-cheeked Lovebird, Zambia. Ostrich: Journal of African Ornithology 71 (1-2) 228-234… are localised with a high dependence on mopane woodland with permanent standing water. Some birds may also occur in the eastern part of Namibia's Caprivi strip, in the northern tip of Botswana and in the western tip of Zimbabwe. However, its status here is confused by the presence of feral lovebirds of more than one species. The core distribution is a disjointed belt of mopane woodland …
Abdu S 2015. Does the availability of shade limit use of water troughs by desert birds?.… scarce vegetation, low productivity and unpredictable water sources. Endotherms such as birds face the challenge of maintaining a stable body temperature while avoiding dehydration. … drinking water. Livestock farms within this area provide artificial water points, which benefit birds as well as livestock. This study determined the role of shade and cover in the use of these artificial water points by birds. An experiment was conducted at six waterholes using the Before-After, Control-Impact …