Stockente vs Red-breasted Merganser
Anas platyrhynchos verglichen mit Mergus serrator
Side-by-Side Comparison
| Merkmal | Stockente | Red-breasted Merganser |
|---|---|---|
| Wissenschaftlicher Name | Anas platyrhynchos | Mergus serrator |
| Ordnung | Anseriformes | Anseriformes |
| Familie | Anatidae | Anatidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | 58,0 cm (22.8 in) | — |
| Flügelspannweite | 90,0 cm (35.4 in) | 46,7 cm (18.4 in) |
| Gewicht | 1100,0 g (38.80 oz) | 1058,3333333333333 g (37.33 oz) |
| Ernährung | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … | Dives for small fish, crustaceans, and aquatic invertebrates in coastal and freshwater habitats. Pursues fish … |
| Gelegegröße | 4-18 | 6-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Gemeinsame Lebensräume
Stockente only
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Red-breasted Merganser only
Stockente
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
Stockente
Female gives the classic 'quack-quack-quack', descending in pitch. Male utters soft nasal 'raeb-raeb'. Both give a high 'gag-gag-gag' when alarmed or taking flight.
Red-breasted Merganser
Male produces a harsh, rasping series of notes; female gives a rough, guttural grunting. The harsh, rattling call is louder than Goosander; pairs and flocks create a rasping coastal cacophony.
Geographic Range & Migration
Stockente
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
Red-breasted Merganser
Circumpolar breeder in boreal and Arctic zones. Winters on coasts and large water bodies south to the Mediterranean and southern Asia.
Erhaltungsstatus
Stockente
Red-breasted Merganser
How to Tell Them Apart
Stockente
Breeding males have an iridescent green head, white neck ring, chestnut breast, and grey body. Females are mottled brown. Both sexes show a blue speculum bordered by white.
Broad, flat bill — yellow-green in males, orange-brown in females
Red-breasted Merganser
Male has dark green shaggy double crest, speckled chestnut breast band, white collar, and grey flanks; red bill. Female has rufous-brown head with ragged crest blending gradually into grey neck …
About These Birds
Stockente
Die Stockente ist die Stammform der meisten Hausentenrassen und die häufigste und am weitesten verbreitete Schwimmente der Welt. Erpel zeigen aufwendige Balzrituale, darunter Kopfnicken und pfeifend-grunzende Rufe. Stockenten sind äußerst anpassungsfähig und gedeihen sowohl in der Wildnis als auch in städtischen Lebensräumen.
Red-breasted Merganser
A medium-sized fish-eating duck (~1.1 kg) in family Anatidae, males with a ragged double crest, green head, and rufous breast band. Breeds near freshwater and coastal habitats across the Northern Hemisphere; winters in estuaries and coastal seas. Dives in pursuit of fish and invertebrates. Least Concern; one of the fastest flying ducks, reaching 100 km/h.