Only in English News Support us Volunteer Species list Deviation Log Ringing numbers Yearly totals Abroad About us Volunteers 2019-2025 Volunteers 2015-2018 Recording area Norwegian list Accommodation Guiding Publications 2011-2025 1957-2010 Transport Contact Bird Obs Norway Videos Log in Search the site	Deviation Shows deviations from previous years'' observations for the last year seasons. Only species with annual average larger than 5 are included. The table is intended to give indications of which species that have been particularly scarce or abundant in the past year. This is not processed data and many species have a variable occurrence at the observatory. The changes should therefore not be taken literally or referred to directly as documentation for population changes. Vår Sammenligningsdata fra 1990 til 2024 med siste sesong 2025. Fra 15/03 til 10/06. Flere enn forventet Common Redpoll 298 +5308% European Shag 13107 +538% Common Stonechat 90 +383% Great Spotted Woodpecker 23 +347% European Goldfinch 522 +342% White-tailed Eagle 47 +281% Eurasian Wryneck 93 +225% Razorbill 333 +190% Chiffchaff 581 +177% Gadwall 47 +166% Northern Pintail 49 +166% Canada Goose 42 +107% Rock Dove 312 +106% Carrion Crow 55 +82% Bar-tailed Godwit 48 +78% Western Yellow Wagtail 150 +74% European Rock Pipit 1839 +74% Hooded Crow 3218 +73% Northern Gannet 5198 +65% Common Murre 285 +56% Mew Gull 22129 +55% Common Crane 61 +53% Green Sandpiper 17 +51% Red-throated Loon 3349 +44% Mallard 2714 +44% Færre enn forventet Crested Tit 1 -94% Black-headed Gull 311 -92% Twite 7 -91% Mistle Thrush 3 -90% Pink-footed Goose 2 -89% Common Quail 1 -89% Northern Fulmar 100 -88% Hen Harrier 1 -87% Merlin 2 -87% Eurasian Collared Dove 17 -86% Eurasian Dotterel 6 -85% Sandwich Tern 1 -84% Common Rosefinch 1 -84% Marsh Warbler 1 -83% Fieldfare 295 -83% Ruff 4 -82% Garganey 3 -82% Brambling 13 -81% Whooper Swan 3 -81% Long-tailed Duck 132 -81% Common Snipe 45 -80% Great Skua 4 -80% Black-legged Kittiwake 79 -78% Common Sandpiper 12 -77% Lesser redpoll 123 -77% Høst Sammenligningsdata fra 1990 til 2024 med siste sesong 2025. Fra 15/07 til 16/10. Flere enn forventet Common Redpoll 988 +4334% Common Stonechat 390 +1974% Willow Tit 2283 +1074% Long-tailed Tit 625 +884% Common Quail 80 +691% Coal Tit 5838 +673% Rock Dove 2373 +607% Common Crane 121 +600% Marsh Warbler 36 +566% Eurasian Wryneck 31 +440% Great Spotted Woodpecker 604 +380% European Goldfinch 2729 +353% Sanderling 769 +339% Eurasian Nuthatch 134 +319% Pink-footed Goose 842 +307% Common Buzzard 263 +254% Western Osprey 22 +253% Eurasian Treecreeper 135 +250% Western Marsh Harrier 138 +246% Lesser Whitethroat 241 +236% Red-backed Shrike 183 +232% Barnacle Goose 255 +191% Mute Swan 214 +189% White-tailed Eagle 21 +187% Arctic Tern 482 +175% Færre enn forventet Eurasian Jay 5 -99% Two-barred Crossbill 1 -99% Parrot Crossbill 1 -99% Great Skua 8 -96% Bohemian Waxwing 1 -95% Lesser redpoll 17 -95% Little Auk 3 -91% Jack Snipe 2 -90% Rough-legged Buzzard 3 -86% Black-headed Gull 134 -85% Little Stint 26 -85% Bluethroat 1 -84% European Reed Warbler 10 -83% Red-necked Grebe 1 -83% Twite 49 -80% Northern Lapwing 297 -79% Purple Sandpiper 4 -70% Razorbill 116 -69% Common Tern 20 -68% Song Thrush 118 -67% Dunlin 2662 -62% Eurasian Collared Dove 8 -60% Fieldfare 407 -58% Common Reed Bunting 344 -56% Grey Plover 117 -53%
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