Mardon Skipper
Polites mardon (W.H. Edwards, 1881)
Family: Hesperiidae
Subfamily: Hesperiinae
Identification: Upperside of male is dark brown with reddish-orange spots; forewing has a short black stigma. Female is darker with spots lighter and more apparent. Underside is similar to upperside.
Wing Span: 7/8 - 1 inch (2.2 - 2.5 cm).
Life History: Males perch to wait for receptive females. Chrysalids hibernate.
Flight: One brood from May-July.
Caterpillar Hosts: Grasses.
Adult Food: Flower nectar.
Habitat: Grasslands at low elevations in the Cascades; the alpine, especially on serpentine soil.
Range: Local and uncommon in western Washington, western Oregon, and northwestern California.
Conservation: All populations should be conserved wherever they are found.
NCGR: G2 - Imperiled globally because of rarity (6 to 20 occurrences), or because of other factors demonstrably making it very vulnerable to extinction throughout its range. (Endangered throughout its range).
Management Needs: None reported.
Comments: NULL
Verified Sightings
Displaying 1 - 20 of 20 verified sightings

Observation date: Jul 07, 2019
Submitted by: ncrosbyrd
Region: Jackson County, Oregon, United States
Verified by: Ken Davenport
Verified date: Nov 29, 2021

Observation date: Jul 01, 2019
Submitted by: ncrosbyrd
Region: Jackson County, Oregon, United States
Verified by: Ken Davenport
Verified date: Nov 29, 2021

Observation date: Jun 18, 2018
Submitted by: Mark Salvato
Region: Jackson County, Oregon, United States
Verified by: Ken Davenport
Verified date: Oct 19, 2021

Observation date: Jun 15, 2018
Submitted by: Mark Salvato
Region: Jackson County, Oregon, United States
Verified by: Ken Davenport
Verified date: Oct 19, 2021

Observation date: May 11, 2016
Submitted by: PDunwiddie
Region: Thurston County, Washington, United States
Verified by: davidwdroppers
Verified date: May 15, 2016

Observation date: unknown
Submitted by: BAMONA
Region:
Verified by: BAMONA
Verified date: Sep 06, 2010

Observation date: Jun 01, 1979
Submitted by: legacy.reporter (S. & E. Mattoon)
Region: Del Norte County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010

Observation date: Jun 01, 1979
Submitted by: legacy.reporter (S. & E. Mattoon)
Region: Del Norte County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010

Observation date: Jun 11, 2007
Submitted by: legacy.reporter (D. Gudehus)
Region: Jackson County, Oregon, United States
Verified by: legacy.verifier (S.H. Black)
Verified date: Jan 07, 2010

Observation date: Jun 20, 1999
Submitted by: legacy.reporter (Jeffrey Glassberg)
Region: Del Norte County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 05, 2010

Observation date: Jun 16, 1999
Submitted by: legacy.reporter (Jeffrey Glassberg)
Region: Del Norte County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 05, 2010

Observation date: unknown
Submitted by: legacy.reporter
Region: Del Norte County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Jackson County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Klickitat County, Washington, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Siskiyou County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Klamath County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Thurston County, Washington, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Clackamas County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: King County, Washington, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Yakima County, Washington, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004