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    Aston Lake  (26152831)

    Gauteng
    Card 508041
    Compiler 613
    Location code 26152831Aston Lake (Gauteng)
    Start date 2017-01-18
    Season SSummer
    Start time 07:07
    End time 09:35
    Shoreline covered 60
    Openwater covered 90
    Total Species 34
    Total Count 574
    Wetland Condition 1Full (High tide for estuaries)
    Wetland Threats
    Count Condition 3Moderate
    Count Type 5Mixed
    Nil Count (No birds present) 0There were CWAC species present
    Notes Cold; water level high with potentially extensive areas of inundated grassland on eastern shoreline. Movement of ducks and geese into and out of that area suggests that count may significantly underestimate waterbird numbers at this site.
    Survey notes


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    Observer NumberNameOptions
    1764S. West
     

    Current data
    Ref #SpeciesCountBreeding
    Pairs    		Breeding
    indicator
    4Grebe, Great Crested
    (Podiceps cristatus)    		130
    6Grebe, Little
    (Tachybaptus ruficollis)    		20
    47Cormorant, White-breasted
    (Phalacrocorax lucidus)    		1130Confirmed Breeding
    50Cormorant, Reed
    (Microcarbo africanus)    		220
    52Darter, African
    (Anhinga rufa)    		270
    57Heron, Purple
    (Ardea purpurea)    		10
    58Egret, Great
    (Ardea alba)    		10
    59Egret, Little
    (Egretta garzetta)    		10
    60Egret, Intermediate
    (Ardea intermedia)    		20
    61Egret, Western Cattle
    (Bubulcus ibis)    		200
    62Heron, Squacco
    (Ardeola ralloides)    		130
    64Heron, Black
    (Egretta ardesiaca)    		10
    80Stork, White
    (Ciconia ciconia)    		170
    83Ibis, Glossy
    (Plegadis falcinellus)    		360
    84Ibis, Hadada
    (Bostrychia hagedash)    		10
    88Goose, Spur-winged
    (Plectropterus gambensis)    		110
    89Goose, Egyptian
    (Alopochen aegyptiaca)    		1160
    94Shoveler, Cape
    (Spatula smithii)    		70
    96Duck, Yellow-billed
    (Anas undulata)    		130
    97Teal, Red-billed
    (Anas erythrorhyncha)    		310
    100Duck, White-faced Whistling
    (Dendrocygna viduata)    		20
    101Duck, Fulvous Whistling
    (Dendrocygna bicolor)    		70
    102Pochard, Southern
    (Netta erythrophthalma)    		190Confirmed Breeding
    149Eagle, African Fish
    (Haliaeetus vocifer)    		10
    208Swamphen, African
    (Porphyrio madagascariensis)    		30
    210Moorhen, Common
    (Gallinula chloropus)    		30
    212Coot, Red-knobbed
    (Fulica cristata)    		430
    228Jacana, African
    (Actophilornis africanus)    		70
    245Lapwing, Blacksmith
    (Vanellus armatus)    		190
    263Greenshank, Common
    (Tringa nebularia)    		10
    304Tern, White-winged
    (Chlidonias leucopterus)    		10
    305Tern, Whiskered
    (Chlidonias hybrida)    		90
    686Wagtail, Cape
    (Motacilla capensis)    		60
    10014Duck, Unidentified
    (N/A N/A)    		50


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

    Saturday 27 April 2024 10:25
    FitzPatrick Institute of African Ornithology
    Department of Biological Sciences - University of Cape Town

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