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 30/10. Flere enn forventet Common Stonechat 406 +1782% Willow Tit 2672 +1041% Common Redpoll 1064 +994% Long-tailed Tit 1856 +935% Common Quail 80 +691% Common Crane 121 +599% Rock Dove 2571 +583% Marsh Warbler 36 +566% Coal Tit 6036 +550% Eurasian Wryneck 31 +437% Great Spotted Woodpecker 779 +382% European Goldfinch 3390 +353% Sanderling 769 +338% Eurasian Nuthatch 143 +322% Pink-footed Goose 936 +301% Western Osprey 22 +252% Western Marsh Harrier 138 +245% Eurasian Treecreeper 182 +244% Lesser Whitethroat 242 +237% Red-backed Shrike 183 +232% Common Buzzard 270 +217% Arctic Tern 482 +174% Crested Tit 154 +174% Carrion Crow 71 +169% Mute Swan 215 +168% Færre enn forventet Two-barred Crossbill 1 -99% Eurasian Jay 6 -99% Long-tailed Duck 3 -98% Great Skua 8 -96% Lesser redpoll 17 -95% Jack Snipe 2 -94% Red-necked Grebe 1 -93% Razorbill 258 -92% Snow Bunting 1 -90% Parrot Crossbill 8 -89% Rough-legged Buzzard 3 -89% Ring Ouzel 1 -86% Great Grey Shrike 1 -86% Little Stint 26 -85% Wood Lark 2 -84% Bluethroat 1 -84% Black-headed Gull 148 -84% European Reed Warbler 10 -83% Bohemian Waxwing 62 -82% Northern Lapwing 328 -79% Common Scoter 1113 -70% Common Goldeneye 44 -69% Common Tern 20 -68% Song Thrush 187 -67% Eurasian Collared Dove 8 -65%
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