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Bird

Greater Scaup

Aythya marila

A winter visitor to North Carolina, found in 40 of 100 counties and 5 habitats.

Here
Winter and on migration
Nesting
Not known to nest here
Range
40 of 100 counties
Habitats
5

At a glance

Group
Birds
Here
Winter and on migration
Nesting
Not known to nest here
Range
40 of 100 counties
Habitats
5
Habitat models
Winter

Where it lives

The places its habitat model includes. It is not found everywhere a habitat occurs.

Habitats in North Carolina 5

Each habitat page lists the plants and wildlife also found there.

1 of 5

Ponds, lakes and their shores

Georgia pond and emergent wetland
WinterOpen Water (Fresh)Regional / representative. Shown: Chattahoochee River National Recreation Area, Georgia; representative pond ecosystem, a neighboring state.Georgia pond and emergent wetland, Robert 'Bob' Hynes, 1997. Public domain. Source record.

Coastal tidal marshes (salinity not stated)

Tidal marshes of the Atlantic and Gulf coasts where the source does not say whether the water is fresh, brackish or salt. A stated salinity files the marsh under freshwater tidal marshes or salt and brackish marshes instead.

Winter

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.

Winter

Salt and brackish marshes

Coastal marshes flooded by salty or brackish tides.

WinterAtlantic Coastal Plain Central Salt and Brackish Tidal Marsh

Sounds, bays and tidal flats

Salt and brackish open water of sounds, bays and estuaries, with the mud and sand flats and seagrass beds that tides cover and uncover; the vegetated marsh is salt and brackish marshes.

WinterOpen Water (Brackish/Salt)
Other habitats in its models (4)

Land cover, or classes with no habitat page in North Carolina. Those recorded in North Carolina first, the rest by region.

Elsewhere in the South (3)
  • Atlantic Coastal Plain Indian River Lagoon Tidal Marsh Winter.
  • Florida Big Bend Salt-Brackish Tidal Marsh Winter.
  • Mississippi Sound Salt and Brackish Tidal Marsh Winter.
Northeast (1)
  • Atlantic Coastal Plain Northern Tidal Salt Marsh Winter.

All habitats

Seasons in North Carolina

  • Migratory: does not nest here, in 15 of 100 counties.
  • Winter: does not nest here, in 33 of 100 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 36

Plant genera in its diet records (10)
  • Potamogeton 4 diet records. 11 native plants in North Carolina
  • Chara 3 diet records. 0 native plants in North Carolina
  • Vallisneria 3 diet records. 1 native plant in North Carolina
  • Elodea 2 diet records. 2 native plants in North Carolina
  • Najas 2 diet records. 2 native plants in North Carolina
  • Ulva 2 diet records. 0 native plants in North Carolina
  • Lemna 1 diet record. 7 native plants in North Carolina
  • Ruppia Leaves. 1 diet record. 1 native plant in North Carolina
  • Scirpus 1 diet record. 10 native plants in North Carolina
  • Wolffia 1 diet record. 2 native plants in North Carolina

Avian Diet Database (Hurlbert Lab), CC0 1.0.

Also found in its main habitats

Its main habitats in North Carolina, 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.

Coastal tidal marshes (salinity not stated)

Birds 81

Plants 34

All of coastal tidal marshes (salinity not stated) in North Carolina

Disturbed and introduced wetlands

Birds 120

Plants 23

All of disturbed and introduced wetlands in North Carolina

Sounds, bays and tidal flats

Birds 78

Plants 11

All of sounds, bays and tidal flats in North Carolina

USGS Gap Analysis Project habitat models.

Sources