Double-crested Cormorant

Nannopterum auritum (Lesson, 1831) 780
Family: Suliformes > Phalacrocoracidae

Double-crested Cormorant, Ruth Walker

More similar to a Shag than the (Great) Cormorant, but with a larger orange-yellow gular patch, the Double-crested Cormorant is an extremely rare visitor.

Select a topic for more facts and statistics about the Double-crested Cormorant

  • Breeding
  • Winter
68 records observations recorded by BTO surveyors
68 records

BTO RECORDS

68 records observations recorded by BTO surveyors
68 records

BTO RECORDS

Identification

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Status and Trends

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

CONSERVATION STATUS

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

POPULATION SIZE

We have no population estimates for this scarce species.

Movement

Information about movement and migration based on online bird portals (e.g. BirdTrack), Ringing schemes and tracking studies.

RINGING RECOVERIES

View a summary of recoveries in the Online Ringing Report.

Biology

Lifecycle and body size information about Double-crested Cormorant, including statistics on nesting, eggs and lifespan based on BTO ringing and nest recording data.

PRODUCTIVITY & NESTING

Sample sizes are too small to report Productivity and Nesting statistics for this species.

BIOMETRICS

Sample sizes are too small to report Biometrics for this species.

Feather measurements and photos on featherbase

CODES & CLASSIFICATION

For information in another language (where available) click on a linked name

Catalan: corb marí orellut
Czech: kormorán ušatý
Danish: Øreskarv
Dutch: Geoorde Aalscholver
Estonian: ameerika kormoran (ameerika karbas)
Finnish: amerikanmerimetso
French: Cormoran à aigrettes
German: Ohrenscharbe
Hungarian: füles kárókatona
Icelandic: Skerjaskarfur
Irish: Broigheall Cluasach
Italian: Cormorano orecchiuto
Latvian: ragainais udenis
Lithuanian: ausuotasis kormoranas
Norwegian: Totoppskarv
Polish: kormoran rogaty
Portuguese: corvo-marinho-d'orelhas
Slovak: kormorán ušatý
Slovenian: zlatogrli kormoran
Spanish: Cormorán orejudo
Swedish: öronskarv

Links to more studies from ConservationEvidence.com

Read more studies about Double-crested Cormorant on Conservation Evidence >

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