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    Aston Lake  (26152831)

    Gauteng
    Card 508036
    Compiler 613
    Location code 26152831Aston Lake (Gauteng)
    Start date 2014-07-24
    Season WWinter
    Start time 08:50
    End time 11:17
    Shoreline covered 70
    Openwater covered 95
    Total Species 26
    Total Count 2327
    Wetland Condition 2Partially full (mid tide for estuaries)
    Wetland Threats
    Count Condition 4Good
    Count Type 5Mixed
    Nil Count (No birds present) 0There were CWAC species present
    Notes Large shallow dam. Falls within the revised Blesbokspruit Important Bird Area. First counted in winter 2014. Counting conducted from western shoreline which is accessed through the Umbila Dam fishing area. Rest of surrounding land mainly used for maize cultivation. Also a large electrical substation and some residential and light industrial use. Overhead powerlines are a hazard. 5 dead Greater Flamingos reported to EWT in winter 2014. Coal mining occurs in the broader landscape and may be a threat in future.
    Survey notes


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    Observer NumberNameOptions
    1764S. West
     

    Current data
    Ref #SpeciesCountBreeding
    Pairs    		Breeding
    indicator
    5Grebe, Black-necked
    (Podiceps nigricollis)    		310
    6Grebe, Little
    (Tachybaptus ruficollis)    		520
    47Cormorant, White-breasted
    (Phalacrocorax lucidus)    		110Confirmed Breeding
    50Cormorant, Reed
    (Microcarbo africanus)    		80
    52Darter, African
    (Anhinga rufa)    		10
    54Heron, Grey
    (Ardea cinerea)    		10
    55Heron, Black-headed
    (Ardea melanocephala)    		40
    56Heron, Goliath
    (Ardea goliath)    		10
    81Ibis, African Sacred
    (Threskiornis aethiopicus)    		10
    86Flamingo, Greater
    (Phoenicopterus roseus)    		1240
    88Goose, Spur-winged
    (Plectropterus gambensis)    		12510
    89Goose, Egyptian
    (Alopochen aegyptiaca)    		2200
    94Shoveler, Cape
    (Anas smithii)    		180
    96Duck, Yellow-billed
    (Anas undulata)    		670
    97Teal, Red-billed
    (Anas erythrorhyncha)    		1030
    102Pochard, Southern
    (Netta erythrophthalma)    		660
    103Duck, Maccoa
    (Oxyura maccoa)    		570
    104Duck, White-backed
    (Thalassornis leuconotus)    		10
    210Moorhen, Common
    (Gallinula chloropus)    		10
    212Coot, Red-knobbed
    (Fulica cristata)    		2520Confirmed Breeding
    238Plover, Three-banded
    (Charadrius tricollaris)    		40
    245Lapwing, Blacksmith
    (Vanellus armatus)    		180
    270Stilt, Black-winged
    (Himantopus himantopus)    		100
    288Gull, Grey-headed
    (Chroicocephalus cirrocephalus)    		30
    686Wagtail, Cape
    (Motacilla capensis)    		20
    10014Duck, Unidentified
    (Anas sp.)    		200


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    Sunday 24 November 2024 03:59
    FitzPatrick Institute of African Ornithology
    Department of Biological Sciences - University of Cape Town

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