Brunnich's Guillemot

Uria lomvia

Introduction

This larger relative of our Common Guillemot holds the record as the deepest-diving seabird and is a very occasional visitor from its breeding colonies in Iceland and northern Norway.

Key Stats

Status

Very rare

Weight

925g

Seasonality

<1%

BTO Records

211 records

Population and distribution stats for:

No data

No current data

No current data

No data

No current data

No current data

Status and Trends

Population size, trends and patterns of distribution based on BTO and partnership surveys and atlasses with data collected by BTO volunteers.

Conservation Status

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This species can be found on the following statutory and conservation listings and schedules.

Species of European Conservation Concern

Least Concern

IUCN Red List of Threatened Species (global)

Least Concern

Schedule 1 Licence required (to disturb)*

Birds Directive Annex 1

* A guide only. Check details with the original legislation, especially those marked with an asterisk. See About Birdfacts for more information.

Population Size

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BOU Category

Source

First Record*

Lothian, 1908

* First documented occurrence. Most species undoubtedly occurred before this. See About Birdfacts for more information.

Population Change

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Population trends of this scarce species are not routinely monitored.

Distribution

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This vagrant is too rarely reported to map distribution.

European Distribution Map

European Breeding Bird Atlas 2

Distribution Change

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This vagrant is too rarely reported to map distribution change.

Seasonality

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BrÃ¼nnich's Guillemot is a very rare vagrant in autumn and winter.

Weekly pattern of occurrence

The graph shows when the species is present in the UK, with taller bars indicating a higher likelihood of encountering the species in appropriate regions and habitats.

Phenology graph — Weekly occurrence patterns (shaded cells and reporting rates (vertical bars) based on BirdTrack data. Reporting rates give the likelihood of encountering the species each week.

Movement

Information about Brunnich's Guillemot movements and migration based on online bird portals (e.g. BirdTrack), Ringing schemes and tracking studies.

Britain & Ireland movement

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View a summary of recoveries in the Online Ringing Report

European movements

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EuroBirdPortal uses birdwatcher's records, such as those logged in BirdTrack to map the flows of birds as they arrive and depart Europe. See maps for this species here.

The Eurasian-African Migration Atlas shows movements of individual birds ringed or recovered in Europe. See maps for this species here.

Biology

Lifecycle and body size information for Brunnich's Guillemot, including statistics on nesting, eggs and lifespan based on BTO ringing and nest recording data.

Survival and Longevity

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Survival is shown as the proportion of birds surviving from one year to the next and is derived from bird ringing data. It can also be used to estimate how long birds typically live.

Classification, names and codes

Taxonomy, names and species codes for Brunnich's Guillemot

Classification and Codes

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Order: Charadriiformes
Family: Alcidae
Scientific name: Uria lomvia
Authority: Linnaeus, 1758

BTO 2-letter code: TZ
BTO 5-letter code: BRUGU
Euring code number: 6350

Alternate species names

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Catalan: somorgollaire de Brünnich
Czech: alkoun tlustozobý
Danish: Polarlomvie
Dutch: Kortbekzeekoet
Estonian: põhjatirk
Finnish: pohjankiisla
French: Guillemot de Brünnich

German: Dickschnabellumme
Hungarian: vastagcsoru lumma
Icelandic: Stuttnefja
Irish: Foracha Brünnich
Italian: Uria di Brunnich
Latvian: resnknabja kaira
Lithuanian: storasnapis narunelis
Norwegian: Polarlomvi

Polish: nurzyk polarny
Portuguese: airo-de-freio
Slovak: norec hrubozobý
Slovenian: debelokljuna lumna
Spanish: Arao de Brünnich
Swedish: spetsbergsgrissla

More Evidence

More evidence from Conservation Evidence.com

Partners

Birdfacts is based on data collected by volunteers participating in surveys that are organised and funded by BTO, RSPB, Esmée Fairbairn Foundation, JNCC and other partners.