Only in English News Support us Volunteer Species list Deviation Log Ringing numbers Yearly totals Abroad About us Volunteers 2019-2026 Volunteers 2015-2018 Recording area Norwegian list Accommodation Guiding Publications 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 2025 med siste sesong 2026. Fra 15/03 til 26/04. Flere enn forventet Common Redpoll 108 +1284% Razorbill 556 +883% Willow Tit 87 +881% Gadwall 53 +868% Chiffchaff 748 +599% Common Stonechat 82 +590% Green Sandpiper 43 +459% Red Crossbill 112 +380% European Goldfinch 205 +350% Common Murre 440 +344% European Shag 7329 +343% Coal Tit 255 +333% White-tailed Eagle 41 +303% Blackcap 50 +272% Pink-footed Goose 58 +267% Common Crane 60 +255% Northern Pintail 40 +251% Black-legged Kittiwake 369 +228% Common Redstart 16 +218% Rook 107 +195% Barnacle Goose 95 +190% Stock Dove 48 +182% Common Teal 1860 +173% Rock Dove 162 +169% Great Spotted Woodpecker 13 +154% Færre enn forventet Snow Bunting 1 -97% Whooper Swan 1 -94% Northern Fulmar 6 -93% Lapland Longspur 2 -91% Long-tailed Duck 102 -82% Yellow-billed Loon 2 -72% Dunlin 6 -71% Black-headed Gull 662 -70% Eurasian Collared Dove 5 -67% Eurasian Woodcock 4 -67% Common Ringed Plover 67 -64% Mute Swan 35 -61% Red-necked Grebe 6 -61% Twite 18 -58% Eurasian Siskin 84 -55% Velvet Scoter 26 -54% Western Jackdaw 237 -52% Northern Lapwing 1553 -52% Common Scoter 787 -49% Goosander 32 -47% Common Wood Pigeon 487 -43% Dunnock 62 -41% Mistle Thrush 17 -38% Goldcrest 161 -36% Eurasian Sparrowhawk 10 -30% Høst Sammenligningsdata fra 1990 til 2024 med siste sesong 2025. Fra 15/07 til 15/11. Flere enn forventet Common Stonechat 419 +1447% Long-tailed Tit 2893 +1186% Willow Tit 2857 +965% Common Redpoll 1124 +825% Common Quail 80 +691% Common Crane 121 +594% Marsh Warbler 36 +566% Rock Dove 2707 +540% Coal Tit 6159 +491% Eurasian Wryneck 31 +437% Great Spotted Woodpecker 907 +400% Eurasian Nuthatch 155 +347% Sanderling 773 +339% European Goldfinch 3529 +338% Eurasian Treecreeper 242 +272% Pink-footed Goose 985 +266% Western Osprey 22 +250% Western Marsh Harrier 140 +250% Crested Tit 214 +242% Lesser Whitethroat 243 +237% Red-backed Shrike 183 +232% Lesser Spotted Woodpecker 60 +212% Common Buzzard 275 +203% White-tailed Eagle 43 +198% Arctic Tern 491 +179% Færre enn forventet Two-barred Crossbill 1 -99% Eurasian Jay 7 -99% Tengmalm´s Owl 1 -98% Lapland Longspur 2 -97% Great Skua 9 -95% Lesser redpoll 19 -95% Snow Bunting 3 -93% Jack Snipe 3 -91% Wood Lark 2 -91% Parrot Crossbill 9 -90% Great Grey Shrike 1 -90% Bohemian Waxwing 70 -89% Ring Ouzel 1 -88% Little Stint 26 -85% Bluethroat 1 -84% Black-headed Gull 153 -84% European Reed Warbler 10 -83% Little Auk 786 -82% Rough-legged Buzzard 6 -81% Long-tailed Duck 53 -78% Northern Lapwing 364 -78% Red-necked Grebe 5 -75% Common Tern 20 -68% Common Goldeneye 97 -68% Razorbill 1586 -64%
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