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Scientific Name

Aythya affinis

Scientific Name w/ Auth.

Aythya affinis (Eyton, 1838)

Park

Assateague Island National Seashore (ASIS)

Sensitive

No

Park Accepted

Accepted

Record Status

Approved

Park Preferred Common Names

Lesser Scaup

Park Synonyms

Taxonomic Hierarchy

Kingdom	Animalia
Subkingdom	Bilateria
Infrakingdom	Deuterostomia
Phylum	Chordata
Subphylum	Vertebrata
Infraphylum	Gnathostomata
Superclass	Tetrapoda
Class	Aves
Order	Anseriformes
Family	Anatidae
Genus	Aythya
Species	Aythya affinis

Occurrence

Present

Occurrence Notes

Fabre, 2007: Also See Observation data./; Data Source: Mark Hoffman, ASIS Avian expert, MD DNR

Nativeness

Native

Nativeness Notes

Data Source: The AOU Checklist of North American Birds, 1998

Abundance

Unknown

Abundance Notes

Spring= ;Summer= ;Winter= ; Fall= ./; Data Source: Mark Hoffman, ASIS Avian expert, MD DNR

Seasonality Tags

Migratory
Fabre, 2007: listed as migratory based on general knowledge of this species. BBA block number 2252./; Data Source: Mark Hoffman, ASIS Avian expert, MD DNR

Threatened Endangered Status

State Species of Concern statuses

Ozone Sensitive Status

NatureServe GRank

NatureServe SRank

Observations

1

References

2

Vouchers

0

External Links

0

Evidence counts shown include evidence for related synonyms.

Created By

sac - I & M Office

Created Date

8/30/2001 12:00:00 AM

Last Modified By

Linda Fabre

Last Modified Date

9/16/2009 12:00:00 AM

Notes

Park Species Detail: Kirpatrick, 1992:Tend to return to same breeding grounds each year; Pair bond breaks within 2 weeks of incubation; Females may care jointly for their merged broods; Repeated nesting common--as many as 4 nesting efforts in single season documented; Among last to nest. ., Park Species Data Source: Kirkpatrick, 1992; NPS, 1996

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