When I first observed these birds in Switzerland

These are only birds I've seen or heard myself, sorted from newest to oldest observations. A total of 186 species is included.

Middle spotted woodpecker 07 April 2024 - hmm, I'm not sure just where.
Wood lark 06 April 2024 - hmm, I'm not sure just where.
Whiskered tern 03 March 2024 in Cambodia - never observed in Switzerland
Purple heron 03 March 2024 in Cambodia - never observed in Switzerland
Bluethroat 17 February 2024 in Laos - never observed in Switzerland
Bank swallow 26 January 2024 in Thailand - never observed in Switzerland
Great northern loon 06 October 2023 in New England - never observed in Switzerland
Herring gull 19 August 2023 - hmm, I'm not sure just where.
White-fronted goose 11 August 2023 in Islay - never observed in Switzerland
Great black-backed gull 11 August 2023 in Islay - never observed in Switzerland
Common whitethroat 16 July 2023
Turtle dove 19 June 2023
Lesser whitethroat 27 May 2023
Citril finch 27 May 2023
Jackdaw 26 May 2023
Osprey 21 April 2023 in Yucatan - never observed in Switzerland
Red knot 15 April 2023 in Yucatan - never observed in Switzerland
Sanderling 27 March 2023 in Yucatan - never observed in Switzerland
Eurasian crane 10 February 2023
Velvet scoter 09 February 2023
Brambling 01 February 2023 - hmm, I'm not sure just where.
Little gull 03 December 2022
Mediterranean gull 03 December 2022
Tawny pipit 02 October 2022
Northern shrike 02 October 2022
Little bittern 04 September 2022
Common sandpiper 04 September 2022
Common ringed plover 04 September 2022
Green sandpiper 04 September 2022
Eurasian skylark 25 June 2022
Savi's warbler 04 June 2022
Melodious warbler 04 June 2022
Wood warbler 22 May 2022
Golden eagle 21 May 2022
Western marsh harrier 21 May 2022
Common rock thrush 21 May 2022
European bee-eater 21 May 2022
Common linnet 15 April 2022 in Mallorca - first observed in Switzerland 27 May 2023
Western yellow wagtail 12 April 2022 in Mallorca - first observed in Switzerland 22 June 2022
Common greenshank 12 April 2022 in Mallorca - first observed in Switzerland 04 September 2022
Common redshank 12 April 2022 in Mallorca - first observed in Switzerland 04 September 2022
Black-winged stilt 12 April 2022 in Mallorca - never observed in Switzerland
Northern harrier 12 April 2022 in Mallorca - never observed in Switzerland
Little ringed plover 10 April 2022 in Mallorca - never observed in Switzerland
Pied avocet 08 April 2022 in Mallorca - never observed in Switzerland
Kentish plover 08 April 2022 in Mallorca - never observed in Switzerland
Corn bunting 08 April 2022 in Mallorca - first observed in Switzerland 25 June 2022
Eurasian hoopoe 07 April 2022 in Mallorca - first observed in Switzerland 22 May 2022
Blue rock-thrush 07 April 2022 in Mallorca - first observed in Switzerland 04 June 2022
Whimbrel 19 March 2022 in Canary Islands - first observed in Switzerland 23 June 2022
Ruddy turnstone 19 March 2022 in Canary Islands - never observed in Switzerland
Grey wagtail 05 February 2022
Common shelduck 05 February 2022
Northern pintail 05 February 2022
Little egret 05 February 2022
Lesser black-backed gull 16 January 2022 - hmm, I'm not sure just where.
Great bittern 30 October 2021
Common snipe 24 October 2021
Spotted redshank 24 October 2021
Wood sandpiper 19 August 2021
Eurasian three-toed woodpecker 02 August 2021
Northern wheatear 29 July 2021
Common firecrest 28 July 2021
Meadow pipit 27 June 2021
Ring ouzel 27 June 2021
Stock dove 29 May 2021
Red-backed shrike 29 May 2021
Cirl bunting 29 May 2021
Eurasian wryneck 10 May 2021
Common cuckoo 04 May 2021
Marsh warbler 04 May 2021
Stonechat 27 April 2021
Italian sparrow 06 April 2021
Red-breasted merganser 06 April 2021
Tawny owl 03 April 2021
Black kite 03 April 2021
Common raven 10 March 2021
Yellow-legged gull 07 March 2021
Ferruginous duck 07 March 2021
Black-necked grebe 07 March 2021
Common gull 07 March 2021
Graylag goose 26 February 2021
Eurasian wigeon 24 February 2021
Great egret 24 February 2021
Northern lapwing 24 February 2021
Eurasian bullfinch 21 February 2021
Water rail 15 February 2021
Mute swan 12 February 2021
Eurasian siskin 12 February 2021
Common moorhen 12 February 2021
Eurasian curlew 12 February 2021
Common pochard 08 February 2021
Gadwall 08 February 2021
Northern shoveler 08 February 2021
Eurasian sparrowhawk 06 February 2021
Goosander 26 January 2021
Great cormorant 26 January 2021
Eurasian teal 26 January 2021
Common goldeneye 26 January 2021
Northern goshawk 17 January 2021
Fieldfare 16 January 2021
Lesser spotted woodpecker 16 January 2021
Alpine chough 01 January 2021
Eurasian green woodpecker 08 November 2020
Black woodpecker 21 October 2020
Short-toed treecreeper 16 October 2020
Common kingfisher 08 October 2020
Common house martin 10 August 2020
European crested tit 31 July 2020
Water pipit 19 July 2020
Goldcrest 13 July 2020
Alpine swift 20 June 2020
European serin 14 June 2020
Red crossbill 13 June 2020
Tree pipit 12 June 2020
Common swift 10 June 2020
Spotted nutcracker 10 June 2020
Western bonelli's warbler 08 June 2020
Spotted flycatcher 03 June 2020
Yellowhammer 26 May 2020
Eurasian golden oriole 25 May 2020
Eurasian collared dove 21 May 2020
Sedge warbler 20 May 2020
Great reed warbler 20 May 2020
Black-headed gull 20 May 2020
Mallard 20 May 2020
Mistle thrush 07 May 2020
Whinchat 07 May 2020
Grey heron 07 May 2020
Marsh tit 04 May 2020
Garden warbler 27 April 2020
Common reed bunting 27 April 2020
Common tern 27 April 2020
Eurasian reed warbler 27 April 2020
Common redstart 27 April 2020
Great crested grebe 27 April 2020
Willow tit 25 April 2020
Eurasian treecreeper 25 April 2020
White stork 25 April 2020
Common kestrel 24 April 2020
Willow warbler 24 April 2020
Carrion crow 22 April 2020
Common nightingale 19 April 2020
Coal tit 18 April 2020
Common wood pigeon 18 April 2020
Common buzzard 17 April 2020
Eurasian jay 17 April 2020
Barn swallow 16 April 2020
Dunnock 16 April 2020
European pied flycatcher 15 April 2020
Eurasian coot 14 April 2020
Long-tailed tit 13 April 2020
Eurasian magpie 13 April 2020
Red kite 13 April 2020
Great spotted woodpecker 12 April 2020
Common starling 11 April 2020
Eurasian tree sparrow 10 April 2020
Black redstart 09 April 2020
Eurasian blue tit 05 April 2020
European nuthatch 04 April 2020
European robin 02 April 2020
European goldfinch 22 September 2019
Black cap warbler 30 August 2019
European greenfinch 01 August 2019
Eurasian wren 07 July 2019
Song thrush 16 June 2019 in Brittany - first observed in Switzerland 22 April 2020
Common chaffinch 04 June 2019
Common chiffchaff 04 June 2019
House sparrow 14 May 2019
Great tit 22 April 2019
Sandwich tern 11 March 2018 in Costa Rica - never observed in Switzerland
Cattle egret 27 February 2018 in Costa Rica - never observed in Switzerland
Black-bellied plover 25 September 2016 in Botswana - never observed in Switzerland
Egyptian goose 24 September 2016 in Botswana - first observed in Switzerland 08 February 2021
Parasitic jaeger 10 June 2015 in Iceland - never observed in Switzerland
Eurasian oystercatcher 09 June 2015 in Iceland - never observed in Switzerland
Common eider 09 June 2015 in Iceland - first observed in Switzerland 12 February 2021
Redwing 05 June 2015 in Iceland - first observed in Switzerland 30 December 2020
Horned grebe 05 June 2015 in Iceland - never observed in Switzerland
Tufted duck 05 June 2015 in Iceland - first observed in Switzerland 12 February 2021
Red-crested pochard 05 June 2015 in Iceland - first observed in Switzerland 07 March 2021
White wagtail 05 June 2015 in Iceland - first observed in Switzerland 06 April 2020
Common whooper 03 June 2015 in Iceland - never observed in Switzerland
Little tern 29 May 2015 in Iceland - never observed in Switzerland
Little grebe 22 October 2009 in Gqeberha (former Port Elisabeth) - first observed in Switzerland 19 August 2021
Common blackbird 01 January 2008 in Australia - first observed in Switzerland 04 June 2019