Snow Goose vs Stockente
Anser caerulescens verglichen mit Anas platyrhynchos
Side-by-Side Comparison
| Merkmal | Snow Goose | Stockente |
|---|---|---|
| Wissenschaftlicher Name | Anser caerulescens | Anas platyrhynchos |
| Ordnung | Anseriformes | Anseriformes |
| Familie | Anatidae | Anatidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 58,0 cm (22.8 in) |
| Flügelspannweite | 82,4 cm (32.4 in) | 90,0 cm (35.4 in) |
| Gewicht | 2561,0 g (90.34 oz) | 1100,0 g (38.80 oz) |
| Ernährung | Grazes submerged aquatic vegetation and eelgrass in estuaries; also takes grasses and sedges on coastal … | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … |
| Gelegegröße | 2-6 | 4-18 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Snow Goose
Breeds on coastal and inland Arctic tundra in Canada, Alaska, and Greenland. Winters on agricultural fields, marshes, and coastal wetlands across the United States and northern Mexico. Forms enormous flocks.
Stockente
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
Snow Goose
A loud, nasal barking 'luk-luk' or 'kow-kow'. Large flocks create enormous noise during Arctic nesting and winter staging. Considered a noisy, conspicuous goose.
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.
Geographic Range & Migration
Snow Goose
Breeds in eastern North America's boreal forest; winters on the Atlantic coast from New England to South Carolina.
Stockente
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
Erhaltungsstatus
Snow Goose
Stockente
How to Tell Them Apart
Snow Goose
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
About These Birds
Snow Goose
A distinctive goose with two morphs—white with black wingtips, or 'blue morph' with dark body and white head. Large flocks create spectacular migration events. Breeds in the Arctic; winters in the United States and Mexico. Population growth has caused severe overgrazing of Arctic salt marshes.
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.