Attributes of Satyrium favonius

Oak Hairstreak
Satyrium favonius (J.E. Smith, 1797)

Family: Lycaenidae
Subfamily: Theclinae
Identification: Two tails on each hindwing. Underside of hindwing gray-brown; blue tail-spot capped narrowly with orange; white-edged black W near inner margin. In peninsular Florida and along the south Atlantic coast, the hindwing has longer tails and more extensive orange and blue markings on the underside.
Wing Span: 7/8 - 1 1/2 inches (2.2 - 3.8 cm).
Life History: Eggs are laid singly on host plant twigs and hatch the following spring. Caterpillars feed on leaves, buds, and male catkins
Flight: One flight from March-June.
Caterpillar Hosts: Various oaks (Quercus species).
Adult Food: Flower nectar.
Habitat: Oak woodlands and edges, oak hammocks in the Deep South.
Range: Southern New England and the Atlantic Coast south to peninsular Florida; west to central Illinois, southeastern Colorado, and the Gulf Coast.
Conservation: Not usually required.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Taxonomy Notes:

Images of Satyrium favonius

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The map below displays all BAMONA data for this species and has three different data layers:
1. All records (yellow dots)   2. Recently verified records (orange dots)*   3. US county records (purple)

There are also three base layers: 1. Satellite    2. Normal   3. Hybrid

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*The orange dots on the map provide access to information about the 400 most recently verified sightings of this species. Sometimes, there are several records at the same location. Use the table view to access these records.

By default, the fifty most recently verified sightings are below. Sort by Observation Date to see the most recent sightings, or filter the sightings by region to get a regional list.

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Observation Date Submitter Region Verified Datesort icon
April 06, 2011 John Tribe Brevard County, Florida, United States October 29, 2013 Details
June 04, 2008 JMonaco Suffolk County, New York, United States September 01, 2013 Details
May 31, 2013 Rose A. Payne Jones County, Georgia, United States June 27, 2013 Details
May 14, 2013 fitzclarke@bellsouth.net Chatham County, Georgia, United States May 23, 2013 Details
May 19, 2013 JimConrad Texas, United States, Uvalde County May 21, 2013 Details
April 11, 2012 vitaly charny (Vitaly Charny) Mobile County, Alabama, United States December 01, 2012 Details
April 11, 2012 vitaly charny (Vitaly Charny) Baldwin County, Alabama, United States December 01, 2012 Details
May 11, 2011 Joshua Spence Bartow County, Georgia, United States August 16, 2012 Details
May 11, 2010 Joshua Spence Murray County, Georgia, United States August 16, 2012 Details
May 15, 2012 Pierre Howard Emanuel County, Georgia, United States July 09, 2012 Details
May 04, 2012 fitzclarke@bellsouth.net Chatham County, Georgia, United States May 16, 2012 Details
April 20, 2012 anaeamark Indian River County, Florida, United States May 14, 2012 Details
April 22, 2012 BOGwalker Franklin County, Florida, United States April 27, 2012 Details
July 27, 1999 legacy.reporter (Alison Robb+Tor Hansen) Barnstable County, Massachusetts, United States January 01, 2012 Details
July 10, 1994 legacy.reporter (Richard Hildreth) Bristol County, Massachusetts, United States January 01, 2012 Details
July 02, 1998 legacy.reporter (Matt Pelikan) Dukes County, Massachusetts, United States January 01, 2012 Details
July 18, 1993 legacy.reporter (Doug Savich + Claudia Tibbets) Essex County, Massachusetts, United States January 01, 2012 Details
July 18, 1999 legacy.reporter (Mark Lynch + Sheilla Carrol) Hampden County, Massachusetts, United States January 01, 2012 Details
July 02, 1994 legacy.reporter (Richard Hildreth) Middlesex County, Massachusetts, United States January 01, 2012 Details
June 28, 1998 legacy.reporter (Richard Hildreth) Middlesex County, Massachusetts, United States January 01, 2012 Details
June 29, 1999 legacy.reporter (Richard Hildreth) Middlesex County, Massachusetts, United States January 01, 2012 Details
July 04, 1995 legacy.reporter (Brian Malcolm) Middlesex County, Massachusetts, United States January 01, 2012 Details
June 20, 1998 legacy.reporter (Bob Bowker) Middlesex County, Massachusetts, United States January 01, 2012 Details
June 25, 1994 legacy.reporter (Brian Cassie) Norfolk County, Massachusetts, United States January 01, 2012 Details
July 16, 1999 legacy.reporter (Brian Cassie) Norfolk County, Massachusetts, United States January 01, 2012 Details
July 07, 1992 legacy.reporter (Brian Cassie) Norfolk County, Massachusetts, United States January 01, 2012 Details
July 07, 1992 legacy.reporter (Brian Cassie) Norfolk County, Massachusetts, United States January 01, 2012 Details
July 11, 1992 legacy.reporter (Tom Dodd) Norfolk County, Massachusetts, United States January 01, 2012 Details
June 22, 1995 legacy.reporter (Richard Walton) Norfolk County, Massachusetts, United States January 01, 2012 Details
July 03, 1999 legacy.reporter (Foxboro Xerces) Norfolk County, Massachusetts, United States January 01, 2012 Details
June 29, 1999 legacy.reporter (Brian Cassie) Plymouth County, Massachusetts, United States January 01, 2012 Details
June 25, 1999 legacy.reporter (Tom Dodd) Worcester County, Massachusetts, United States January 01, 2012 Details
June 20, 1999 legacy.reporter (Tom Dodd+Cathy Dodd) Worcester County, Massachusetts, United States January 01, 2012 Details
July 05, 1999 legacy.reporter (Tom Dodd+Cathy Dodd) Worcester County, Massachusetts, United States January 01, 2012 Details
June 22, 1998 legacy.reporter (Richard Hildreth) Worcester County, Massachusetts, United States January 01, 2012 Details
June 25, 1999 legacy.reporter (Richard Hildreth) Worcester County, Massachusetts, United States January 01, 2012 Details
June 27, 1992 legacy.reporter (Tom Dodd) Worcester County, Massachusetts, United States January 01, 2012 Details
June 28, 1992 legacy.reporter (Tom Dodd) Worcester County, Massachusetts, United States January 01, 2012 Details
July 05, 1993 legacy.reporter (Tom Dodd) Worcester County, Massachusetts, United States January 01, 2012 Details
June 23, 1994 legacy.reporter (Tom Dodd) Worcester County, Massachusetts, United States January 01, 2012 Details
June 26, 1994 legacy.reporter (Tom Dodd) Worcester County, Massachusetts, United States January 01, 2012 Details
July 12, 2003 legacy.reporter (Tom Gagnon+v.o.) Berkshire County, Massachusetts, United States January 01, 2012 Details
July 12, 2003 legacy.reporter (S.Berk Xerces) Berkshire County, Massachusetts, United States January 01, 2012 Details
July 10, 2004 legacy.reporter (Matt Pelikan) Dukes County, Massachusetts, United States January 01, 2012 Details
July 18, 2003 legacy.reporter (Matt Pelikan) Dukes County, Massachusetts, United States January 01, 2012 Details
July 16, 2004 legacy.reporter (Allen Keith) Dukes County, Massachusetts, United States January 01, 2012 Details
July 16, 2004 legacy.reporter (Matt Pelikan #) Dukes County, Massachusetts, United States January 01, 2012 Details
July 04, 2005 legacy.reporter (Matt Pelikan) Dukes County, Massachusetts, United States January 01, 2012 Details
July 13, 2000 legacy.reporter (Tom Gagnon) Hampshire County, Massachusetts, United States January 01, 2012 Details
June 30, 2000 legacy.reporter (Marjory Rines) Middlesex County, Massachusetts, United States January 01, 2012 Details