| Kingdoms / Animalia / Craniata / Aves / Anseriformes / Anatidae / Aythya / Species |
| < > Aythya ferina - Common pochard (Click photographs/illustrations: full picture & further details) |
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Alternative Names (Synonyms) |
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| Pochard European pochard Eurasian pochard Northern pochard Tafelente (German) Fuligule milouin (French) Milouin dEurope (French) Porrón europeo (Spanish) Porrón común (Spanish) Zambullidor europeo (Spanish) Tafeleend (Dutch) Brunard (Swedish) Fuligula ferina |
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Names for newly-hatched |
Duckling, downy. |
Names for non-breeding males or other colour-phases |
Eclipse. |
Species Author |
Debra Bourne |
Major References |
B1, B2, B3, B6, B8, B19, B25, B26, B27.
Other references: Aviculture references: |
ORGANISATIONS |
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TAXA Group (where information has been collated for an entire group on a modular basis) |
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Parent Group |
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Specific Needs Group referenced in Management Techniques |
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Aviculture Information |
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Notes |
General information:
Species-specific information:
(B29, B31, B40, B94, B95, B97, B129). Aviornis UK Ringing Scheme suggested average closed ring size: L 11.0mm. (D8). |
| Individual Techniques linked in Wildpro |
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External Appearance (Morphology)
Measurement & Weight |
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| Length | 18-23 inches, 46-58cm (B3); 42-58cm (B1) | |
| Adult weight | General | 900-1100g (B1). |
| Male | 930-1100g average 998g (B3). | |
| Female | 900-995g average 947g (B3). | |
| Newly-hatched weight | -- | |
| Growth rate | -- | |
| Adult | Bill | Male | Dark grey base, wide blue-grey subterminal band, broad black tip. |
| Variations (If present) | Dark grey/blackish, narrow pale grey subterminal band, broad black tip. | ||
| Eyes (Iris) | Male | Orange-yellow to red. | |
| Variations(If present) | Female: brown or yellowish brown. | ||
| Juvenile | Bill | Dark grey/blackish. | |
| Eyes (Iris) | Yellow-olive. | ||
| Adult | Male | Grey. |
| Variations (If present) | -- | |
| Juvenile | Grey. | |
| Adult | Male | Head and neck chestnut, chest, tail, tail coverts and rump black, underparts and upperparts, vermiculated pale grey. Wings grey, primaries have dark tips, white tips to inner secondaries. |
| Variations (If present) | Female: Head,
neck, breast mid-brown, with poorly defined paler throat and facial stripes. tail,
tail coverts and rump dark brown, underparts and upperparts grey-brown. Eclipse: Similar to female but greyer, with darker breast and lacking facial pattern. |
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| Juvenile | Similar to female but underparts more mottled and lacks facial markings. | |
Newly-hatched Characteristics |
| General: Upperparts blackish
brown, underparts yellow. Bill: Horn-black. Feet: Slate-black. |
Reproductive Season |
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| Time of year | Begins April/May. |
| No. of Clutches | -- |
Nest placement and structure |
| Nest is concealed in vegetation on ground or in water, a heap of grass, reeds and leaves, down lined. |
Egg clutches |
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| No. of Eggs | Average | -- |
| Range | 8-10 (B1); 6-10 (B8). | |
| Egg Description | Green-grey or olive (B3, B8), 62x44mm, 66g (B3). | |
| About 25 days (B1); 24-28 days (B8). |
| Synchronous. |
| 50-55 days (B1, B8). |
Sexual Maturity |
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| Males | One, occasionally two years old. |
| Females | One, occasionally two years old. |
Feeding Behaviour |
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| Adults | Dive, upend and dabble on surface. |
| Newly-hatched | -- |
Parental Behaviour |
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| Nest-building | Solitary nest or in loose groups, built by female. |
| Incubation | By female only. |
| Newly-hatched | Tended by female only. |
| Juveniles | Independent by or before fledging. |
Social Behaviour |
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| Intra-specific | Gregarious outside nesting season. |
| Inter-specific | -- |
Sexual Behaviour |
| Seasonal pair bond. Male leaves female part way through incubation. |
Predation in Wild |
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| -- | |
| Circadian | -- |
| Seeds, vegetation, roots of aquatic plants, grasses, sedges, also small invertebrates (aquatic insects, worms, molluscs, crustaceans), small amphibians, small fish. |
| -- |
Distribution and Movement (Migration etc.) |
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| Normal | Iceland, eastward from western Europe through central Asia to south-east of former USSR; scattered populations from Turkey through the southern Palearctic to north-east China, north Japan.
Southern populations sedentary, northern populations migrate south to Mediterranean basin, Middle East, sub-Saharan Africa, south-west of former USSR, Indian subcontinent, south-east Asia, Japan. |
| Occasional and Accidental | Vagrant to Faeroes, Azores, Canary islands, Cape Verde Islands, Philippines, Guam, Hawaii. |
| Introduced | -- |
| Shallow to deep freshwater lakes with good fringe or emergent vegetation, also swamps, marshes, slow-flowing rivers. Winter on larger more open lakes, reservoirs, slow-flowing rivers, coastal lagoons, occasionally tidal estuaries, sheltered coastal bays. |
Intraspecific variation |
| -- |
Conservation Status |
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| Wild Population - (Importance) |
Abundant (B1).. |
| General Legislation |
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| CITES listing | Listing not yet included. |
| Red-data book listing | Listing not yet included. |
| Threats | -- |
Captive Populations |
| Well represented in European collections (B8) |
| -- |