Red-necked Grebe Podiceps grisegena   [Boddaert, 1783]

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Order: Podicipediformes Family: Podicipedidae
BTO Codes: RX, RENGR EURING No: 100
Number in Britain: 55 birds (Winter)
Conservation Status:
UK: AMBER
European: Not a species of concern
Global: (Details)
Status in UK: (A)  Scarce Breeder, Winter Visitor
Subspecies: grisegena (RW), holboelli (V) recorded in Britain (of 2 subsp. in the world)
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Length: 45 cm Wingspan: 81 cm Weight: M/F: 820 g    
Scientific name from: L.: podex=anus + pes=foot and L.: griseus=grey + gena=cheek
World Distribution: BREEDS: local in c&e Eurasia, n North America, WINTERS: south to s Europe, s China and c US
Habitat: Reedy lakes & large ponds, Winter seacoast & large lakes
Diet: Mostly invertebrates, especially insects, some fish
TitBit: Like other grebes, the adult will carry its chicks on its back - until they are too big to fit on.  
Identification Tips:
  Images from IBC or search flickr
  Videos from IBC
  Sound from xeno-canto
Crossley ID photos BTO ID Workshop

Population and Distribution

Population Trend: No population trend available
Distribution: No distribution maps available
British Population Size:
    Winter: 55 individuals in 2004/05 - 2008/09
    First Record: 1787
    First Breeding Record: Cambridge & Scotland 1988
    Conservation Status: AMBER because Recent Non-breeding Population Decline (1981-2007), Small Non-breeding Population,
   Previous Assessments: 2002-2007 AMBER     1996-2001 AMBER  
   Races of Concern: grisegena AMBER (Recent Decline)
Habitat Occupancy (in the Breeding Season):
    No habitat data from BBS
European Population Size:
    Summer: 20 to 31 thousand pairs
Population Assesment from Birds in Europe
Distribution in Europe mapped by the EBCC Atlas
Listed on the Appendices/Schedules of: Bern(II), Bonn(II*), AEWA
Survey Results:

Breeding and Survival

Egg Size: 51 x 34 mm Egg Weight: 30.5 g (of which 10 % is shell)
Number of Nest Records: 0
Clutch Size: 4 - 5 eggs
Incubation: 20- 23 days   by the: Male + Female
Fledging: Unavailable as: Precocial, downy
First Clutches Laid: Unavailable
Number of Broods: 1(2)
Number Ringed: Annual Totals
Adult Survival: 0.800       
Juvenile Survival: No data
Age at First Breeding: Typical Lifespan: No data
Maximum Recorded Age: Too few birds ringed
Read a summary of Ringing Recoveries

Biometrics

Ring Size: G
Wing Length Adult: Insufficient Data
Juvenile: Insufficient Data
Male: Insufficient Data
Female: Insufficient Data
Weight Adult: Insufficient Data
Juvenile: Insufficient Data
Male: Insufficient Data
Female: Insufficient Data

Other Names

 
Gaelic: Gobhachan-ruadh Welsh: Gwyach Yddfgoch
Danish: Gråstrubet lappedykker Dutch: Roodhalsfuut
Finnish: Härkälintu French: Grèbe jougris
German: Rothalstaucher Hungarian: Vörösnyakú vöcsök
Icelandic: Sefgoði Irish: Foitheach Píbrua
Italian: Svasso collorosso Norwegian: Gråstrupedykker
Polish: Perkoz rdzawoszyi Portuguese: Mergulhão-de-pescoço-ruivo
Spanish: Somormujo cuellirrojo Swedish: Gråhakedopping

For More Information...

Books and Monographs:
   Ogilvie, M. 2003 Grebes of the world Bruce Coleman Books, Uxbridge [598.43 OGI]
   Vlug, J.J. 2002 BWP Update 4:139-180
   Fjeldsa, J. 2005 The Grebes Oxford University Press [598.43 FJE]
See Also:
Find scientific papers on Google Scholar or Scirus by clicking the icon
Wikipedia entry
HBW account (subscription required)
BirdLife species page
Recent sightings and information from BirdGuides
All About Birds (from the Cornell Lab of Ornithology)