Behr's Hairstreak
Satyrium behrii (W.H. Edwards, 1870)
Family: Lycaenidae
Subfamily: Theclinae
Identification: Tailless. Upperside orange with wide brown borders on forewing. Underside of male brown, female brownish-white; both with postmarginal and submarginal lines of irregular small black spots.
Wing Span: 1 - 1 1/4 inches (2.5 - 3.2 cm).
Life History: Males perch on shrubs to watch for receptive females. Eggs are laid singly on leaves or twigs of host plant; they hibernate and hatch the following spring. Caterpillars eat leaves.
Flight: One flight from June-July.
Caterpillar Hosts: Antelope brush (Purshia species) and mountain- mahogany (Cercocarpus montanus) in the rose family (Rosaceae).
Adult Food: Flower nectar.
Habitat: Sagebrush scrub, juniper-pinyon woodland, brushland, pine woodland, chaparral.
Range: Local within its range. Western Texas north and west through New Mexico, Arizona, and southern California to British Columbia.
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
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Verified Sightings
Displaying 1 - 24 of 315 verified sightings
Observation date: Jul 06, 2021
Submitted by: vireo-red
Region: Jefferson County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 19, 2021
Observation date: Jul 27, 2021
Submitted by: butterfly rose
Region: El Paso County, Colorado, United States
Verified by: mikefisher
Verified date: Aug 31, 2021
Observation date: Jul 22, 2021
Submitted by: EvSherr
Region: Deschutes County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 22, 2021
Observation date: Jul 12, 2021
Submitted by: EvSherr
Region: Deschutes County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 13, 2021
Observation date: Jul 07, 2021
Submitted by: EvSherr
Region: Deschutes County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 07, 2021
Observation date: Jul 02, 2021
Submitted by: Luna-Linuche.76
Region: Modoc County, California, United States
Verified by: Ken Davenport
Verified date: Jul 05, 2021
Observation date: Jul 03, 2021
Submitted by: EvSherr
Region: Deschutes County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 03, 2021
Observation date: Jul 09, 2020
Submitted by: WYbutterflyer1
Region: Laramie County, Wyoming, United States
Verified by: J_Martineau
Verified date: Feb 04, 2021
Observation date: Jul 04, 2020
Submitted by: J_Martineau
Region: Daggett County, Utah, United States
Verified by: J_Martineau
Verified date: Jan 05, 2021
Observation date: Jul 26, 2020
Submitted by: EvSherr
Region: Deschutes County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 28, 2020
Observation date: Jul 10, 2020
Submitted by: Harry Forbes
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 19, 2020
Observation date: Jul 16, 2020
Submitted by: EvSherr
Region: Deschutes County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 16, 2020
Observation date: Jun 24, 2020
Submitted by: ezeemonee
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jun 25, 2020
Observation date: Jun 13, 2020
Submitted by: guy_incognito
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Jun 18, 2020
Observation date: Jun 29, 2015
Submitted by: Jonathan Batkin
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 19, 2020
Observation date: Aug 03, 2019
Submitted by: Dwaine Wagoner
Region: Converse County, Wyoming, United States
Verified by: J_Martineau
Verified date: Aug 06, 2019
Observation date: Jul 02, 2019
Submitted by: Lisahug
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Jul 11, 2019
Observation date: Jun 19, 2019
Submitted by: papilio1
Region: Washoe County, Nevada, United States
Verified by: Ken Davenport
Verified date: Jun 22, 2019
Observation date: Jun 18, 2019
Submitted by: briahna
Region: Washoe County, Nevada, United States
Verified by: Ken Davenport
Verified date: Jun 19, 2019
Observation date: Jun 11, 2018
Submitted by: Paul Prappas
Region: British Columbia, Canada
Verified by: Norbert Kondla
Verified date: Nov 24, 2018
Observation date: Jul 08, 2018
Submitted by: WhiteRaven
Region: Boise County, Idaho, United States
Verified by: stevekohler
Verified date: Nov 20, 2018
Observation date: Jul 15, 2018
Submitted by: Todd Stefanic
Region: Butte County, Idaho, United States
Verified by: stevekohler
Verified date: Oct 03, 2018
Observation date: Jul 30, 2018
Submitted by: Lisahug
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Aug 05, 2018
Observation date: Jul 15, 2018
Submitted by: Christian.Nunes
Region: Moffat County, Colorado, United States
Verified by: A_baldini
Verified date: Jul 25, 2018
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