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    Onrus River Estuary (34241910)

    Western Cape
    Card 512118
    Compiler 430
    Location code 34241910Onrus River Estuary (Western Cape)
    Start date 2023-02-10
    Season SSummer
    Start time 09:30
    End time 10:00
    Shoreline covered 30
    Openwater covered 90
    Total Species 26
    Total Count 165
    Wetland Condition 0
    Wetland Threats 4Cutting/clearance of vegetation
    Count Condition 5Ideal
    Count Type 1On foot
    Nil Count (No birds present) 0There were CWAC species present
    Notes Some reeds are growing back, but the island remains fairly open.
    Survey notes


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    Observer NumberNameOptions

    Current data
    Ref #SpeciesCountBreeding
    Pairs    		Breeding
    indicator
    6Grebe, Little
    (Tachybaptus ruficollis)    		30
    47Cormorant, White-breasted
    (Phalacrocorax lucidus)    		20
    50Cormorant, Reed
    (Microcarbo africanus)    		40
    52Darter, African
    (Anhinga rufa)    		30
    54Heron, Grey
    (Ardea cinerea)    		10
    55Heron, Black-headed
    (Ardea melanocephala)    		20
    59Egret, Little
    (Egretta garzetta)    		40
    61Egret, Western Cattle
    (Bubulcus ibis)    		190
    69Night Heron, Black-crowned
    (Nycticorax nycticorax)    		60Confirmed Breeding
    81Ibis, African Sacred
    (Threskiornis aethiopicus)    		470
    84Ibis, Hadada
    (Bostrychia hagedash)    		40
    89Goose, Egyptian
    (Alopochen aegyptiaca)    		70Confirmed Breeding
    94Shoveler, Cape
    (Anas smithii)    		20
    96Duck, Yellow-billed
    (Anas undulata)    		60
    97Teal, Red-billed
    (Anas erythrorhyncha)    		20
    208Swamphen, African
    (Porphyrio madagascariensis)    		10
    210Moorhen, Common
    (Gallinula chloropus)    		40
    212Coot, Red-knobbed
    (Fulica cristata)    		40
    235Plover, White-fronted
    (Charadrius marginatus)    		40
    245Lapwing, Blacksmith
    (Vanellus armatus)    		40
    274Thick-knee, Water
    (Burhinus vermiculatus)    		20
    287Gull, Kelp
    (Larus dominicanus)    		80
    288Gull, Grey-headed
    (Chroicocephalus cirrocephalus)    		10
    289Gull, Hartlaub's
    (Chroicocephalus hartlaubii)    		170
    394Kingfisher, Pied
    (Ceryle rudis)    		20
    686Wagtail, Cape
    (Motacilla capensis)    		60


    FITZ logo   Ramsar Wetlands International https://www.sanbi.org/

    Tuesday 26 May 2026 02:47
    FitzPatrick Institute of African Ornithology
    Department of Biological Sciences - University of Cape Town

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