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    Zwartkops River Estuary (33522538)

    Eastern Cape
    Card 510767
    Compiler 2
    Location code 33522538Zwartkops River Estuary (Eastern Cape)
    Start date 2021-01-28
    Season SSummer
    Start time 07:40
    End time 15:00
    Shoreline covered 80
    Openwater covered 90
    Total Species 46
    Total Count 6002
    Wetland Condition 3Very little standing water (low tide for estuaries
    Wetland Threats 15Pollution by domestic sewage
    Count Condition 5Ideal
    Count Type 5Mixed
    Nil Count (No birds present) 0There were CWAC species present
    Notes Banks remained exposed throughout count. Boat to vantage points & by foot on mudbanks. Many threats to this urban estuary
    Survey notes


    Add additional observers
    Observer NumberNameOptions
    0Rod Lockhead
     
    2Paul Martin
     

    Current data
    Ref #SpeciesCountBreeding
    Pairs    		Breeding
    indicator
    47Cormorant, White-breasted
    (Phalacrocorax lucidus)    		180
    50Cormorant, Reed
    (Microcarbo africanus)    		880
    54Heron, Grey
    (Ardea cinerea)    		240
    55Heron, Black-headed
    (Ardea melanocephala)    		20
    56Heron, Goliath
    (Ardea goliath)    		30
    57Heron, Purple
    (Ardea purpurea)    		10
    59Egret, Little
    (Egretta garzetta)    		1190
    69Night Heron, Black-crowned
    (Nycticorax nycticorax)    		10
    81Ibis, African Sacred
    (Threskiornis aethiopicus)    		1320
    85Spoonbill, African
    (Platalea alba)    		160
    89Goose, Egyptian
    (Alopochen aegyptiaca)    		683Confirmed Breeding
    98Teal, Cape
    (Anas capensis)    		100
    149Fish Eagle, African
    (Haliaeetus vocifer)    		20
    172Osprey, Western
    (Pandion haliaetus)    		10
    231Oystercatcher, African
    (Haematopus moquini)    		420
    232Turnstone, Ruddy
    (Arenaria interpres)    		2880
    233Plover, Common Ringed
    (Charadrius hiaticula)    		1470
    235Plover, White-fronted
    (Charadrius marginatus)    		161Confirmed Breeding
    237Plover, Kittlitz's
    (Charadrius pecuarius)    		10
    238Plover, Three-banded
    (Charadrius tricollaris)    		10
    239Plover, Greater Sand
    (Charadrius leschenaultii)    		160
    241Plover, Grey
    (Pluvialis squatarola)    		5240
    245Lapwing, Blacksmith
    (Vanellus armatus)    		480
    251Sandpiper, Curlew
    (Calidris ferruginea)    		8010
    253Stint, Little
    (Calidris minuta)    		1130
    254Knot, Red
    (Calidris canutus)    		80
    255, Sanderling
    (Calidris alba)    		1310
    257Sandpiper, Terek
    (Xenus cinereus)    		650
    258Sandpiper, Common
    (Actitis hypoleucos)    		30
    263Greenshank, Common
    (Tringa nebularia)    		2000
    266Godwit, Bar-tailed
    (Limosa lapponica)    		690
    267Curlew, Eurasian
    (Numenius arquata)    		90
    268Whimbrel, Eurasian
    (Numenius phaeopus)    		5970
    270Stilt, Black-winged
    (Himantopus himantopus)    		120
    287Gull, Kelp
    (Larus dominicanus)    		11830Confirmed Breeding
    288Gull, Grey-headed
    (Chroicocephalus cirrocephalus)    		6670
    289Gull, Hartlaub's
    (Chroicocephalus hartlaubii)    		270
    290Tern, Caspian
    (Hydroprogne caspia)    		170
    291Tern, Common
    (Sterna hirundo)    		3900
    296Tern, Sandwich
    (Thalasseus sandvicensis)    		150
    298Tern, Greater Crested
    (Thalasseus bergii)    		50
    299Tern, Little
    (Sternula albifrons)    		890
    304Tern, White-winged
    (Chlidonias leucopterus)    		70
    394Kingfisher, Pied
    (Ceryle rudis)    		40
    395Kingfisher, Giant
    (Megaceryle maxima)    		20
    686Wagtail, Cape
    (Motacilla capensis)    		200


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    Thursday 11 December 2025 11:08
    FitzPatrick Institute of African Ornithology
    Department of Biological Sciences - University of Cape Town

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