Spotted Crake Porzana porzana   [Linnaeus, 1766]

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Order: Gruiformes Family: Rallidae
BTO Codes: AK, SPOCR EURING No: 4080
Number in Britain: 80 Males (Summer)
Conservation Status:
UK: AMBER
European: Not a species of concern
Global: (Details)
Status in UK: (A)  Migrant Breeder, Passage Visitor
Subspecies: Monotypic
.
Length: 23 cm Wingspan: 40 cm Weight: M/F: 90 g    
Scientific name from: Italian (Venetian) name sporzana for smaller rails
World Distribution: BREEDS: w Europe to c Asia, WINTERS: Mediterranean south to s Africa & east to Thailand
Habitat: Swamps & marsh
Diet: Small aquatic invertebrates, parts of aquatic plants
TitBit: A bird of shallow sedge fens, its call (a whip like 'hooid') can be heard as much as 2 km away, and is delivered in bursts at a rate of up to 90 a minute.  
Identification Tips:
  Images from IBC or search flickr
  Videos from IBC
  Sound from xeno-canto
Crossley ID photos

Population and Distribution

Population Trend: No population trend available
Distribution: Atlas Mapstore   
British Population Size:
    Summer: 80 Males in 1999
    Passage: 58 individuals
    First Record: 1766 [Fossil evidence from Ipswichian (last) interglacial, c. 125,000 yr ago]
    Latest Survey: Stroud, D. et al. (2012) British Birds 105:197-220
    Conservation Status: AMBER because Small Breeding Population,
   Previous Assessments: 2002-2007 AMBER     1996-2001 AMBER  
   Races of Concern:
Habitat Occupancy (in the Breeding Season):
    No habitat data from BBS
European Population Size:
    Summer: 70 to 110 thousand pairs
Population Assesment from Birds in Europe
Distribution in Europe mapped by the EBCC Atlas
Listed on the Appendices/Schedules of: WCA(I), WBD(I), Bern(III), Bonn(II), AEWA
Survey Results: Results from BirdTrack

Breeding and Survival

Egg Size: 34 x 24 mm Egg Weight: 10.9 g (of which 7 % is shell)
Number of Nest Records: 0
Clutch Size: 10 - 12 eggs
Incubation: 18- 19 days   by the: Male + Female
Fledging: 43 - 56days as: Precocial, downy
First Clutches Laid: Unavailable
Number of Broods: (1)2
Number Ringed: Annual Totals
Adult Survival: No data
Juvenile Survival: No data
Age at First Breeding: 1 year Typical Lifespan: No data
Maximum Recorded Age: 2 years 0 months 26 days (set in 2002)
Read a summary of Ringing Recoveries

Biometrics

Ring Size: D*
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: Traon-breac Welsh: Rhegen Fraith
Danish: Plettet rørvagtel Dutch: Porseleinhoen
Finnish: Luhtahuitti French: Marouette ponctuée
German: Tüpfelsumpfhuhn Hungarian: Pettyes vízicsibe
Icelandic: Dílarella Irish: Gearr Breac
Italian: Voltolino Norwegian: Myrrikse
Polish: Kropiatka Portuguese: Franga-d'água-grande
Spanish: Polluela pintoja Swedish: Småfläckig sumphöna

For More Information...

Books and Monographs:
   Taylor, B. & van Perlo, B. 1998 Rails Pica Press, Sussex [598.554 TAY]
See Also:
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Wikipedia entry
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BirdLife species page
Recent sightings and information from BirdGuides