Scaups, Pochards, And Allies
ExploreBirds
Scaups, Pochards, And Allies
aythya
The genus Aythya contains the diving ducks, commonly known as scaups, pochards, and canvasbacks. Unlike dabbling ducks, these hardy waterfowl are built for deep water, often congregating in massive flocks called rafts on large lakes, estuaries, and coastal bays. They are powerful swimmers and expert divers, plunging deep beneath the surface to forage for aquatic plants, mollusks, and insects. Their broad, heavy bills and densely packed feathers are perfectly adapted for a life spent on the move across expansive waterways. Globally distributed, these birds are highly migratory, navigating vast flyways during autumn and spring. Watching a raft of scaups or pochards dive in near-perfect synchronization is one of the most spectacular sights of winter birdwatching.
Habitat: Found on large, deep freshwater lakes, slow-moving rivers, brackish estuaries, and sheltered coastal bays.
Appearance
Rounded heads, sloping bills, and stocky bodies are characteristic of this group. Males often showcase striking patterns of black, white, gray, or rich chestnut-red on their heads and breasts, whereas females exhibit drabber, cryptically colored brown plumages for nesting camouflage. Their wings feature a prominent pale stripe, visible in flight, and their large webbed feet are positioned far back on the body, which aids in powerful swimming but makes walking on land awkward.
KingdomAnimaliaPhylumChordataClassAvesOrderAnseriformesFamilyAnatidae
Category
BirdsRarity
Common
Danger
1/5 · Very low
Snaps
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Interesting facts
Diving ducks like scaups and pochards cannot easily take off directly from the water's surface; instead, they must run across the water to build up enough speed for flight.
Some species of Aythya are known to practice brood parasitism, laying their eggs in the nests of other duck species to be raised by unsuspecting foster parents.
The Canvasback (Aythya valisineria) has a scientific species name derived from its favorite food, wild celery (Vallisneria americana).
To stay warm in freezing winter waters, these ducks compress their feathers to trap a thin layer of insulating air against their skin, which also helps control their buoyancy.
Special abilities
Ability
Hydrodynamic Diving
Dense bones and heavy plumage reduce buoyancy, allowing these ducks to dive easily to depths of up to six meters.
Ability
Saltwater Filtration
Specialized supraorbital glands filter excess salt from brackish water, enabling them to winter in coastal marine bays.
Ability
Rapid-Wingbeat Flight
Compact wings and powerful pectoral muscles allow them to achieve exceptionally fast, direct flight during long-distance migrations.
Measurements & details
- Length
- 38-56 cm
- Wingspan
- 60-85 cm
- Weight
- 0.5-1.6 kg
- Lifespan
- 10-22 years
- Top Speed
- 110 km/h
- Clutch Size
- 6-14
- Incubation
- 22-28 days
- Migration Distance
- 3000 km
Diet & Feeding
Diving ducks in this genus primarily feed by submerging completely, consuming aquatic plants, seeds, mollusks, insects, and small fish.
Age differences: Ducklings eat mostly insects and aquatic invertebrates for high protein, transitioning to more plant matter as they mature.
Primary Foods
- Aquatic vegetation
- Zebra mussels
- Clams
- Aquatic insect larvae
- Submerged seeds
Foraging Method
- Foraging
Ecological connections
eaten by
Red Fox
Vulpes vulpes
Foxes prey upon nesting females, ducklings, and eggs in shoreline nests.
hunts
Zebra Mussel
Dreissena polymorpha
Scaups and pochards dive deep to forage on these invasive bivalves, helping control their populations.
competitor
Eurasian Coot
Fulica atra
Competes for food resources like submerged vegetation and macroinvertebrates in shared wetland habitats.
Traits
Feathered
Feathered describes animals, primarily birds, possessing a covering of feathers.
Webbed Feet
Characterized by having toes connected by a membrane, typically aiding in swimming.
Social
Social animals live in organized groups, cooperating for survival benefits such as foraging, defense, and raising offspring.
Omnivorous
This trait identifies organisms whose diet includes both plant and animal matter.
Colorful
Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
Wetland
This habitat trait identifies species found in wetlands, which are areas of land saturated with water, either permanently or seasonally, including marshes, swamps, and bogs.
Freshwater
Freshwater habitats include non-saline aquatic environments such as rivers, lakes, ponds, and wetlands, vital for numerous species.
Speedster
This trait identifies organisms that exhibit exceptional swiftness in movement for hunting, escape, or travel.
Migratory
Migratory animals undertake seasonal movements from one region to another, typically in response to changes in climate or food availability.
Also known as
Pochard
Collections
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Safety
Danger
1/5 · Very low
No special safety notes yet.
Frequently Asked Questions
How to identify Scaups, Pochards, And Allies?
The easiest way to identify Scaups, Pochards, And Allies is to use the Snappit nature identifier app.
How long is Scaups, Pochards, And Allies?
38-56 cm
What is Scaups, Pochards, And Allies's wingspan?
60-85 cm
How much does Scaups, Pochards, And Allies weigh?
0.5-1.6 kg
How long does Scaups, Pochards, And Allies live?
10-22 years
How fast can Scaups, Pochards, And Allies move?
110 km/h
What does Scaups, Pochards, And Allies eat?
Diving ducks in this genus primarily feed by submerging completely, consuming aquatic plants, seeds, mollusks, insects, and small fish.
Where is Scaups, Pochards, And Allies usually found?
Found on large, deep freshwater lakes, slow-moving rivers, brackish estuaries, and sheltered coastal bays.
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