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    Zwartkops River Estuary (33522538)

    Eastern Cape
    Card 1031
    Compiler 2
    Location code 33522538Zwartkops River Estuary (Eastern Cape)
    Start date 1997-02-05
    Season SSummer
    Start time 06:50:00
    End time 12:10:00
    Shoreline covered 90
    Openwater covered 100
    Total Species 44
    Total Count 5462
    Wetland Condition 3Very little standing water (low tide for estuaries
    Wetland Threats
    Count Condition 5Ideal
    Count Type 2by Boat
    Nil Count (No birds present) 0There were CWAC species present
    Notes
    Survey notes


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    Observer NumberNameOptions

    Current data
    Ref #SpeciesCountBreeding
    Pairs    		Breeding
    indicator
    47Cormorant, White-breasted
    (Phalacrocorax lucidus)    		70
    48Cormorant, Cape
    (Phalacrocorax capensis)    		30
    50Cormorant, Reed
    (Microcarbo africanus)    		10
    54Heron, Grey
    (Ardea cinerea)    		150
    55Heron, Black-headed
    (Ardea melanocephala)    		20
    59Egret, Little
    (Egretta garzetta)    		410
    61Egret, Western Cattle
    (Bubulcus ibis)    		90
    81Ibis, African Sacred
    (Threskiornis aethiopicus)    		180
    84Ibis, Hadada
    (Bostrychia hagedash)    		80
    89Goose, Egyptian
    (Alopochen aegyptiaca)    		40
    96Duck, Yellow-billed
    (Anas undulata)    		20
    97Teal, Red-billed
    (Anas erythrorhyncha)    		10
    98Teal, Cape
    (Anas capensis)    		110
    231Oystercatcher, African
    (Haematopus moquini)    		370
    232Turnstone, Ruddy
    (Arenaria interpres)    		2030
    233Plover, Common Ringed
    (Charadrius hiaticula)    		1080
    235Plover, White-fronted
    (Charadrius marginatus)    		240
    237Plover, Kittlitz's
    (Charadrius pecuarius)    		50
    239Plover, Greater Sand
    (Charadrius leschenaultii)    		10
    241Plover, Grey
    (Pluvialis squatarola)    		5430
    245Lapwing, Blacksmith
    (Vanellus armatus)    		20
    251Sandpiper, Curlew
    (Calidris ferruginea)    		20990
    253Stint, Little
    (Calidris minuta)    		220
    254Knot, Red
    (Calidris canutus)    		160
    255, Sanderling
    (Calidris alba)    		1250
    257Sandpiper, Terek
    (Xenus cinereus)    		2240
    258Sandpiper, Common
    (Actitis hypoleucos)    		100
    262Sandpiper, Marsh
    (Tringa stagnatilis)    		10
    263Greenshank, Common
    (Tringa nebularia)    		1710
    266Godwit, Bar-tailed
    (Limosa lapponica)    		440
    267Curlew, Eurasian
    (Numenius arquata)    		490
    268Whimbrel, Eurasian
    (Numenius phaeopus)    		7120
    270Stilt, Black-winged
    (Himantopus himantopus)    		20
    274Thick-knee, Water
    (Burhinus vermiculatus)    		30
    287Gull, Kelp
    (Larus dominicanus)    		2870
    290Tern, Caspian
    (Hydroprogne caspia)    		130
    291Tern, Common
    (Sterna hirundo)    		4390
    293Tern, Roseate
    (Sterna dougallii)    		10
    296Tern, Sandwich
    (Thalasseus sandvicensis)    		470
    299Tern, Little
    (Sternula albifrons)    		1180
    304Tern, White-winged
    (Chlidonias leucopterus)    		50
    394Kingfisher, Pied
    (Ceryle rudis)    		120
    509Martin, Brown-throated
    (Riparia paludicola)    		10
    686Wagtail, Cape
    (Motacilla capensis)    		160


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    Thursday 11 December 2025 11:10
    FitzPatrick Institute of African Ornithology
    Department of Biological Sciences - University of Cape Town

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