Acadian Hairstreak
Satyrium acadica (W.H. Edwards, 1862)
Family: Lycaenidae
Subfamily: Theclinae
Identification: One tail on each hindwing. Upperside brown-gray. Underside of hindwing gray; blue marginal spot is capped with orange; row of orange submarginal spots capped with black; round black spots form postmedian row.
Wing Span: 1 1/8 - 1 1/2 inches (2.9 - 3.8 cm).
Life History: Males perch on low vegetation near host plants to watch for females. Eggs are laid on twigs and hatch the next spring; caterpillars eat leaves.
Flight: One flight from June-August.
Caterpillar Hosts: Various willow species including black willow (Salix nigra) and silk willow (Salix sericea).
Adult Food: Nectar from flowers including butterflyweed, meadowsweet, milkweeds, New Jersey tea, and thistles.
Habitat: Willow-lined streams, marshes, moist woodlands.
Range: British Columbia east to Nova Scotia; south to Idaho, Colorado, the upper Midwest, Maryland, and New Jersey.
Conservation: Not usually required.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Comments: NULL
Alternate Scientific Names:
Satyrium acadicum
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Verified Sightings
Displaying 73 - 96 of 863 verified sightings
Observation date: Jul 07, 2012
Submitted by: BeaLaporte
Region: Ontario, Canada
Verified by: rosslayberry
Verified date: Jul 16, 2012
Observation date: Jul 05, 2012
Submitted by: BeaLaporte
Region: Ontario, Canada
Verified by: rosslayberry
Verified date: Jul 06, 2012
Observation date: Jun 30, 2004
Submitted by: legacy.reporter (Walter Bosse)
Region: Middlesex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 26, 2010
Submitted by: legacy.reporter (MBC (Steve Moore))
Region: Middlesex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 19, 1997
Submitted by: legacy.reporter (Brian Cassie)
Region: Bristol County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 25, 1993
Submitted by: legacy.reporter (Tom Dodd)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 04, 2001
Submitted by: legacy.reporter (Gail Howe)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 06, 2008
Submitted by: legacy.reporter (Carl Kamp #)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 15, 1995
Submitted by: legacy.reporter (L.Pioneer Xerces)
Region: Hampden County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 29, 1996
Submitted by: legacy.reporter (Tom Dodd+Cathy Asselin)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 09, 2000
Submitted by: legacy.reporter (Gail Howe et al)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 18, 1992
Submitted by: legacy.reporter (Dick Walton #)
Region: Middlesex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 24, 2005
Submitted by: legacy.reporter (Bill Benner #)
Region: Berkshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 26, 2010
Submitted by: legacy.reporter (Tom Gagnon+Harvey Allen)
Region: Berkshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 09, 1995
Submitted by: legacy.reporter (Foxboro Xerces)
Region: Norfolk County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 12, 2003
Submitted by: legacy.reporter (S.Berk Xerces)
Region: Berkshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 09, 2011
Submitted by: legacy.reporter (Tom Gagnon et al )
Region: Berkshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 15, 1998
Submitted by: legacy.reporter (Diane Potter)
Region: Berkshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 04, 1999
Submitted by: legacy.reporter (Dolores Price)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 07, 2001
Submitted by: legacy.reporter (M Fairbrother et al)
Region: Franklin County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 05, 2008
Submitted by: legacy.reporter (MBC (E.Nielsen))
Region: Middlesex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 11, 1998
Submitted by: legacy.reporter (T. Tyning et al )
Region: Berkshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 22, 1991
Submitted by: legacy.reporter (Tom Dodd)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jul 12, 1995
Submitted by: legacy.reporter (N.Berk Xerces)
Region: Berkshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
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