cape gannet afrikaans

Another disadvantage of the hake discards is their energy content. German naturalist Hinrich Lichtenstein described the Cape gannet in 1823. Its muzzle is white, and it has white spots below the eye. (2002). Wetland birds win battle against lead-based hunting, The Greater Prairie-chicken: playing chicken with extinction. Cape Gannet and African penguin fighting – kaufen Sie dieses Foto und finden Sie ähnliche Bilder auf Adobe Stock Combining speed and stealth, they dash forward in an elusive fashion, broken up by short pauses. Namibia [1]

[7], It differs from other genets by a short dorsal crest and poorly spotted hind legs, which are dark at the back. Their population has dropped by more than half between 1956 and 2015, with the largest decreases occurring in Namibia. At eight weeks the chick outweighs the adult, and this remains so until it becomes a fledgling at 95–105 days of age. In Namibia, overfishing of the gannets’ preferred prey, sardine and anchovy, caused the almost complete collapse of fish stocks in the 1960s, and they have yet to recover. On Malgas Island in South Africa, food scarcity means that both parents are often forced to forage simultaneously, leaving the young unguarded and exposed to attacks from the Great White Pelican Pelecanus onocrotalus. The Mammals of the Southern African Subregion. Worldwide [2], The Cape genet is ash grey with brown irregular spots and a black stripe along the spine. [12], Cape genets feed mostly on rodents such as African vlei rats, rock rats, mice and birds. The Cape gannet is also very similar to the northern gannet, but the latter differs from its entirely white tail and its wings, which are only black at the tip. In 1993 one such incident killed 5,000 Cape Gannet in one go. They find most of their prey in low bushes and leaf litter, including African climbing mice, multimammate mice and African dormice. 10.2305/IUCN.UK.2015-4.RLTS.T41702A45219459.en, "Diet of the South African large-spotted genet, "Integrative taxonomy and phylogenetic systematics of the genets (Carnivora, Viverridae, Genetta): a new classification of the most speciose carnivoran genus in Africa", A new servaline genet (Carnivora, Viverridae) from Zanzibar island. The webbed feet are wrapped around the egg to keep it warm. The Cape gannet (Morus capensis) originally Sula capensis, is a large seabird of the gannet family, Sulidae. [15], Cape genets have been recorded in dozens of protected areas. But at sea and they are different birds entirely. Thanks to the work of the Albatross Task Force, these deaths have been dramatically reduced – by up to 80% in some fisheries. However, because of their unique feeding style, some gannets still die from plunging vertically into the net, unable to avoid the allure of the fish so tantalisingly close by. [8][9], In South Africa, the Cape genet is distributed from the Western Cape to KwaZulu-Natal, south of 32°S, and to the Lesotho border.

[10], Cape genets are one of the genet species kept as exotic pets. BirdLife International. Both parents are actively involved in the incubation process which lasts for 42 to 46 days until hatching. The Cape genet (Genetta tigrina), also known as the South African large-spotted genet, is a genet species endemic to South Africa. [11], Cape genets become active after dark to search for prey. Cape Gannets nest in large, dense colonies on flat or sloping islands. ", Crochet, Pierre-André and Marcel Haas (2008). South Africa – Bird Island (Lambert’s Bay), Bird Island (Algoa Bay) and Malgas Island. Gestation periods last about 70 days. Early Sulidae fossils most resembled the boobies, although they were more aquatic, with the gannets splitting off later, about 16 million years ago. Birds appear to not be prevalent in their diet. As a result, they recommend that the Cape gannet be deleted from the Western Palearctic list. [4][5]

Its tail is black and white banded with a black tip. When feeding, they plunge into the water like arrows, to depths of up to 20 metres. They are considered to be opportunistic omnivores, since they also catch and feed on insects, spiders, scorpions, and scavenge fish on the beach. Stuart, C. T. (1990). Paterson A.M. and N.J. Riddiford (1990). "Does the Cape Gannet Enter European Waters? Natural History Collections Department of Iziko Museums of South Africa. Several birds have occasionally been found breeding on offshore Australian islands, together with Australasian gannets, although the Cape species is never represented by more than a few pairs.[6]. The gannets evolved in the northern hemisphere, later colonising the southern oceans. In relation to the latter bird, they conclude that a mistake had occurred; the original data placed the bird inland, in Chad, with the offshore Western Saharan location being the result of an attempt to correct this to a more plausible location. [10] Some individuals living in areas with more than 375 mm (14.8 in) annual precipitation are darker than individuals from drier areas. Gannets use their foot webs to incubate the egg. In 1993 one oil spill killed 5,000 Cape Gannet. Biodiversity Explorer: Skinner, J. D., Smithers, R. H. N. (1990). Hake discards are not. Cape Gannet. Small Carnivore Conservation 3: 16. This makes sense when you see this large seabird on the ground. Morus capensis. Western Palearctic list update: deletion of Cape Gannet, https://dx.doi.org/10.2305/IUCN.UK.2018-2.RLTS.T22696668A132587992.en, https://en.wikipedia.org/w/index.php?title=Cape_gannet&oldid=968531414, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License, Cape gannet, Birds Island, Lamberts Bay, South Africa. 2018. Outside reserves they are unprotected, and not listed in the South African Red Data Book nor any CITES appendices.

The largest colony of this bird, with over 140,000 birds, is found on Malgas Island, South Africa. To make up for this lack, Cape Gannets congregate behind fishing vessels in search of Cape Hake and other sea floor-dwelling fish. [4][5] Two young weighed 70 g at birth. As they sometimes kill poultry, they are killed in retaliation by farmers. Sardine and anchovy are full of omega-3 fatty acids that we humans are always being urged to eat. [5]

Cape Gannets breed on offshore islands, with three breeding sites found in South Africa. The main cause is lack of food. This contrasts with the trends at the South African islands where numbers have increased about 4.3 times during the same period, from 34,400 to 148,000 breeding pairs. Cape gannets begin breeding in August or September. But these seabirds, endemic to South Africa and Namibia, have recently been uplisted by BirdLife from Vulnerable to Endangered on the IUCN Red List. In South Africa, the fish stocks have shifted from the West coast to the South and East. The Afrikaans name for the Cape Gannet Morus capensis is “Malgas”, meaning “mad goose”. [13], Captive Cape genets lived for 15 years.

[11] They are both terrestrial and arboreal, but hunt and feed on the ground. To add to their struggle, Cape Gannets also face threats from oil spills in an increasingly active shipping region at the southern tip of Africa. If you’re happy with that, just carry on as normal (, Important Bird and Biodiversity Areas (IBA) - Africa, New report: birds provide hopeful message on targets to save nature. This makes sense when you see this large seabird on the ground. The Afrikaans name for the Cape Gannet Morus capensis is “Malgas”, meaning “mad goose”. [4] The three gannets are generally considered to be separate species forming a superspecies, though they have also formerly been classified as subspecies of the northern gannet (Sula bassanus).[5]. Cape Gannets breed on only 6 islands off the coast of Nambia and South Africa. [5], Like in all Viverrinae, its dental formula is: 3.1.4.23.1.4.2. The breeding range of the Cape gannet is restricted to southern Africa in three islands off Namibia and three islands off South Africa.

The Cape gannet (Morus capensis) originally Sula capensis, is a large seabird of the gannet family, Sulidae.

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