Bird
Lesser Scaup
Aythya affinis
A winter visitor to Arkansas, found in all 75 counties and 4 habitats.
- Here
- Winter
- Nesting
- Not known to nest here
- Range
- All 75 counties
- Habitats
- 4

At a glance
- Group
- Birds
- Here
- Winter
- Nesting
- Not known to nest here
- Range
- All 75 counties
- Habitats
- 4
- Habitat models
- Winter
Where it lives
The places its habitat model includes. It is not found everywhere a habitat occurs.
Habitats in Arkansas 4
Each habitat page lists the plants and wildlife also found there.

Disturbed and introduced wetlands
Wet ground taken over by weedy or introduced plants after disturbance, such as common reed, Chinese tallow or tamarisk stands; the upland counterpart is roadsides, fields and disturbed ground.
Floodplain and bottomland forests
Forests on low ground beside rivers and streams that flood from time to time.
Still water and its edges: ponds, lakes, millponds and reservoirs.
Other habitats in its models (48)
Land cover, or classes with no habitat page in Arkansas. Those recorded in Arkansas first, the rest by region.
Elsewhere in the South (31)
- Atlantic and Gulf Coastal Plain Interdunal Wetland Winter.
- Atlantic Coastal Plain Central Fresh-Oligohaline Tidal Marsh Winter.
- Atlantic Coastal Plain Central Salt and Brackish Tidal Marsh Winter.
- Atlantic Coastal Plain Embayed Region Tidal Freshwater Marsh Winter.
- Atlantic Coastal Plain Embayed Region Tidal Salt and Brackish Marsh Winter.
- Atlantic Coastal Plain Indian River Lagoon Tidal Marsh Winter.
- Atlantic Coastal Plain Large Natural Lakeshore Winter.
- Atlantic Coastal Plain Northern Tidal Wooded Swamp Winter.
- Atlantic Coastal Plain Peatland Pocosin Winter.
- Atlantic Coastal Plain Southern Tidal Wooded Swamp Winter.
- Atlantic Coastal Plain Xeric River Dune Winter.
- Central Florida Herbaceous Pondshore Winter.
- Central Florida Herbaceous Seep Winter.
- Cumberland Riverscour Winter.
- East Gulf Coastal Plain Tidal Wooded Swamp Winter.
- Florida Big Bend Fresh-Oligohaline Tidal Marsh Winter.
- Florida Big Bend Salt-Brackish Tidal Marsh Winter.
- Floridian Highlands Freshwater Marsh Winter.
- Mississippi Sound Salt and Brackish Tidal Marsh Winter.
- South Florida Bayhead Swamp Winter.
- South Florida Cypress Dome Winter.
- South Florida Everglades Sawgrass Marsh Winter.
- South Florida Freshwater Slough and Gator Hole Winter.
- South Florida Mangrove Swamp Winter.
- South Florida Wet Marl Prairie Winter.
- Southern Coastal Plain Herbaceous Seepage Bog Winter.
- Southern Coastal Plain Hydric Hammock Winter.
- Southern Coastal Plain Nonriverine Basin Swamp Winter.
- Southern Coastal Plain Nonriverine Cypress Dome Winter.
- Southern Coastal Plain Seepage Swamp and Baygall Winter.
- West Gulf Coastal Plain Near-Coast Large River Swamp Winter.
Northeast (2)
- Atlantic Coastal Plain Northern Fresh and Oligohaline Tidal Marsh Winter.
- Atlantic Coastal Plain Northern Tidal Salt Marsh Winter.
Land cover and other classes (15)
- Atlantic Coastal Plain Clay-Based Carolina Bay Forested Wetland Winter.
- Atlantic Coastal Plain Clay-Based Carolina Bay Herbaceous Wetland Winter.
- Atlantic Coastal Plain Depression Pondshore Winter.
- Atlantic Coastal Plain Streamhead Seepage Swamp - Pocosin - and Baygall Winter.
- East Gulf Coastal Plain Southern Depression Pondshore Winter.
- Gulf and Atlantic Coastal Plain Swamp Systems Winter.
- Open Water (Aquaculture) Winter.
- Open Water (Brackish/Salt) Winter.
- Southern Coastal Plain Nonriverine Basin Swamp - Okefenokee Nupea Modifier Winter.
- Southern Coastal Plain Nonriverine Basin Swamp - Okefenokee Pine Modifier Winter.
- Southern Piedmont/Ridge and Valley Upland Depression Swamp Winter.
- Texas-Louisiana Coastal Prairie Slough Winter.
- Unconsolidated Shore Winter.
- Unconsolidated Shore (Beach/Dune) Winter.
- Unconsolidated Shore (Lake/River/Pond) Winter.
Seasons in Arkansas
- Winter: does not nest here, in all 75 counties.
Food plants
Diet records by plant genus, from studies across North America. Not a record from this state. Plants matched by genus.
Native plants in these genera 90
- Bushy KnotweedPolygonum ramosissimum subsp. prolificum
- Erect KnotweedPolygonum erectum
- Pleatleaf KnotweedPolygonum tenue
- Prostrate KnotweedPolygonum aviculare
- Tall KnotweedPolygonum ramosissimum
- Potamogeton foliosus subsp. foliosusPotamogeton foliosus subsp. foliosus
- Potamogeton pusillus subsp. pusillusPotamogeton pusillus subsp. pusillus
- Small pondweedPotamogeton pusillus subsp. tenuissimus
- Illinois PondweedPotamogeton illinoensis
- Largeleaf PondweedPotamogeton amplifolius
- Leafy PondweedPotamogeton foliosus
- Longleaf PondweedPotamogeton nodosus
- Small PondweedPotamogeton pusillus
- Spotted PondweedPotamogeton pulcher
- Waterthread PondweedPotamogeton diversifolius
- Dark-green BulrushScirpus atrovirens
- Georgia BulrushScirpus georgianus
- Leafy BulrushScirpus polyphyllus
- Rufous BulrushScirpus pendulus
- Spreading BulrushScirpus divaricatus
- Woolgrass BulrushScirpus cyperinus
- Broadleaf ArrowheadSagittaria latifolia
- Nipple-bract ArrowheadSagittaria papillosa
- Sessile Fruit ArrowheadSagittaria rigida
Plant genera in its diet records (18)
- Polygonum Seeds. 5 diet records. 5 native plants in Arkansas
- Potamogeton Seeds and leaves. 5 diet records. 10 native plants in Arkansas
- Scirpus Seeds. 4 diet records. 6 native plants in Arkansas
- Sagittaria Seeds. 3 diet records. 8 native plants in Arkansas
- Lemna Leaves. 2 diet records. 7 native plants in Arkansas
- Bolboschoenus Seeds. 1 diet record. 1 native plant in Arkansas
- Ceratophyllum Seeds. 1 diet record. 2 native plants in Arkansas
- Chara Leaves. 1 diet record. 0 native plants in Arkansas
- Cyperus Seeds. 1 diet record. 25 native plants in Arkansas
- Dysphania Seeds. 1 diet record. 0 native plants in Arkansas
- Myriophyllum Leaves. 1 diet record. 2 native plants in Arkansas
- Najas Seeds. 1 diet record. 2 native plants in Arkansas
- Nymphaea Seeds. 1 diet record. 2 native plants in Arkansas
- Persicaria Seeds. 1 diet record. 11 native plants in Arkansas
- Rumex Seeds. 1 diet record. 2 native plants in Arkansas
- Schoenoplectus Seeds. 1 diet record. 5 native plants in Arkansas
- Stuckenia Seeds. 1 diet record. 1 native plant in Arkansas
- Zizania Leaves. 1 diet record. 1 native plant in Arkansas
Also found in its main habitats
Its main habitats in Arkansas, by how much of its habitat model each one is, with the birds most characteristic of each and the plants that grow wild there. Shared habitat, not food.
Disturbed and introduced wetlands
Birds 121
- Nelson's Sharp-tailed SparrowAmmodramus nelsoni
- Northern WaterthrushSeiurus noveboracensis
- Black TernChlidonias niger
- Black-necked StiltHimantopus mexicanus
- Caspian TernHydroprogne caspia
- Common LoonGavia immer
- Common TernSterna hirundo
- Forster's TernSterna forsteri
- King RailRallus elegans
- Pied-billed GrebePodilymbus podiceps
- Red-breasted MerganserMergus serrator
- Western SandpiperCalidris mauri
Plants 17
- Slender FimbryFimbristylis autumnalis
- Blue MistflowerConoclinium coelestinum
- BagpodGlottidium vesicarium
- Oklahoma SedgeCarex oklahomensis
- False DaisyEclipta prostrata
- Blunt Spike RushEleocharis obtusa
- Bristly SedgeCarex comosa
- Heart Leaf WillowSalix eriocephala
- Southern Marsh YellowcressRorippa teres
- Sensitive FernOnoclea sensibilis
- White WillowSalix alba
- Zigzag JointvetchAeschynomene rudis
Floodplain and bottomland forests
Birds 97
- Bonaparte's GullChroicocephalus philadelphia
- Evening GrosbeakCoccothraustes vespertinus
- GadwallAnas strepera
- Least BitternIxobrychus exilis
- Lesser YellowlegsTringa flavipes
- Ruddy DuckOxyura jamaicensis
- White IbisEudocimus albus
- AnhingaAnhinga anhinga
- Marsh WrenCistothorus palustris
- Neotropic CormorantPhalacrocorax brasilianus
- Northern ParulaParula americana
- Purple GallinulePorphyrio martinica
Plants 313
- Elliott's BlueberryVaccinium elliottii
- Possumhaw HollyIlex decidua
- Cherrybark OakQuercus pagoda
- Swamp Chestnut OakQuercus michauxii
- Canada VioletViola canadensis
- Appalachian Orange ConeflowerRudbeckia fulgida var. umbrosa
- Shagbark HickoryCarya ovata
- Camphor PlucheaPluchea camphorata
- PondberryLindera melissifolia
- Smooth Hedge-nettleStachys tenuifolia
- Wolf's BluegrassPoa wolfii
- Spreading SedgeCarex laxiculmis
Ponds, lakes and their shores
Birds 66
- American White PelicanPelecanus erythrorhynchos
- BuffleheadBucephala albeola
- Common GoldeneyeBucephala clangula
- Common MerganserMergus merganser
- SanderlingCalidris alba
- Black TernChlidonias niger
- Black-necked StiltHimantopus mexicanus
- Blue-winged TealAnas discors
- Caspian TernHydroprogne caspia
- Common LoonGavia immer
- Common TernSterna hirundo
- Forster's TernSterna forsteri
Plants 143
- Mudbank CrowngrassPaspalum dissectum
- Longbeak BeaksedgeRhynchospora scirpoides
- Sago PondweedStuckenia pectinata
- Water DawnflowerStylisma aquatica
- Common BladderwortUtricularia macrorhiza
- Horned PondweedZannichellia palustris
- Coastal Plain WillowSalix caroliniana
- Water TupeloNyssa aquatica
- Southern Marsh St. John's-wortTriadenum tubulosum
- Swamp CottonwoodPopulus heterophylla
- KnotgrassPaspalum distichum
- Grassy ArrowheadSagittaria graminea
Sources
- USGS Gap Analysis Project habitat models (2001)
- USGS GAP winter habitat model for Lesser Scaup Slow streams only
- USGS Gap Analysis Project range maps (2001), modeled by watershed; migratory gives no dates
- NatureServe Explorer (CC BY 4.0), habitat names
- US Census TIGER/Line counties
- Names follow the USGS Gap Analysis Project (2001)
- Avian Diet Database (Hurlbert Lab) (CC0 1.0), diet records by plant genus
































































