Arctic Blue
Plebejus glandon (de Prunner, 1798)
Family: Lycaenidae
Subfamily: Polyommatinae
Identification: Geographically variable. Upperside of male gray-blue, female orange-brown; both sexes with dark cell spots on both wings. Underside hindwing with postmedian black spots lacking or enclosed by white patches.
Wing Span: 7/8 - 1 inches (2.2 - 2.6 cm).
Life History: Eggs are laid singly on leaves, bracts, or sepals of the host plant. Caterpillars or chrysalids hibernate.
Flight: One brood from early May to late September, mainly June-August.
Caterpillar Hosts: Possibly Diapensia lapponica, Dodecatheon, and Androsace septentionalis.
Adult Food: Flower nectar.
Habitat: Bogs, tundra, gravelly hills, alpine fell-fields, and subalpine meadows.
Range: Holarctic. Alaska east to Newfoundland, south through the mountains of the West to Washington, northern Arizona, and northern New Mexico.
Conservation: Not usually of conservation concern.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: Study conservation needs and implement if necessary.
Get your BAMONA Gear!
Please donate!
We depend on donations to keep Butterflies and Moths of North America freely available. We want to express our gratitude to all who showed their support by making a contribution this year. You can donate to support this project at any time.
Advertise with us!
Do you have a product or service that you think would interest BAMONA users? If you would like to advertise on this website, contact us by email, or use the contact form and select the "Advertising" category.
Verified Sightings
Displaying 49 - 72 of 269 verified sightings
Observation date: Jul 09, 2019
Submitted by: stevecary
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 28, 2020
Observation date: Jun 28, 2019
Submitted by: stevecary
Region: New Mexico, United States
Verified by: stevecary
Verified date: Jan 27, 2020
Observation date: Jul 28, 2019
Submitted by: A_baldini
Region: Larimer County, Colorado, United States
Verified by: A_baldini
Verified date: Oct 18, 2019
Observation date: Jun 28, 2019
Submitted by: ncrosbyrd
Region: Park County, Colorado, United States
Verified by: A_baldini
Verified date: Sep 19, 2019
Observation date: Jun 30, 2019
Submitted by: dsperanza
Region: Powell County, Montana, United States
Verified by: J_Martineau
Verified date: Jul 10, 2019
Observation date: Jul 01, 2019
Submitted by: Dwaine Wagoner
Region: Natrona County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jul 08, 2019
Observation date: Jun 22, 2019
Submitted by: regina rochefort
Region: Skagit County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 23, 2019
Observation date: Jul 17, 2017
Submitted by: hydapse
Region: Carbon County, Montana, United States
Verified by: J_Martineau
Verified date: Feb 01, 2019
Observation date: Aug 08, 2018
Submitted by: davidwdroppers
Region: Snohomish County, Washington, United States
Verified by: davidwdroppers
Verified date: Dec 07, 2018
Observation date: Aug 06, 2007
Submitted by: Martin Reid
Region: Anchorage, Alaska, United States
Verified by: Norbert Kondla
Verified date: Nov 24, 2018
Observation date: Aug 18, 2018
Submitted by: weflybye
Region: Grays Harbor County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 20, 2018
Observation date: Jul 10, 2017
Submitted by: randimal
Region: Clallam County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 11, 2018
Observation date: Jul 20, 2018
Submitted by: Cactuswren1976
Region: San Miguel County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 07, 2018
Observation date: Jul 11, 2018
Submitted by: Cactuswren1976
Region: San Miguel County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 12, 2018
Observation date: Jul 02, 2016
Submitted by: janazak
Region: Yukon Territory, Canada
Verified by: davidwdroppers
Verified date: Jul 19, 2016
Observation date: Jun 22, 2016
Submitted by: janazak
Region: Yukon Territory, Canada
Verified by: davidwdroppers
Verified date: Jun 27, 2016
Observation date: Jul 13, 2015
Submitted by: ncrosbyrd
Region: Gunnison County, Colorado, United States
Verified by: azukoff
Verified date: Apr 07, 2016
Observation date: Aug 16, 2015
Submitted by: J_Martineau
Region: Sheridan County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jan 08, 2016
Observation date: Jul 12, 2015
Submitted by: David Trently
Region: Newfoundland and Labrador, Canada
Verified by: rosslayberry
Verified date: Oct 19, 2015
Observation date: Jul 02, 2015
Submitted by: ncrosbyrd
Region: Gunnison County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 15, 2015
Observation date: Jul 10, 2015
Submitted by: janazak
Region: Yukon Territory, Canada
Verified by: davidwdroppers
Verified date: Sep 09, 2015
Observation date: Aug 07, 2014
Submitted by: Paul Prappas
Region: British Columbia, Canada
Verified by: Norbert Kondla
Verified date: Jul 10, 2015
Observation date: Aug 07, 2014
Submitted by: davidwdroppers
Region: Skagit County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 13, 2014
Observation date: Jul 06, 2014
Submitted by: janazak
Region: Yukon Territory, Canada
Verified by: Norbert Kondla
Verified date: Jul 19, 2014
- ‹ previous
- 3 of 12
- next ›