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Aeshna subarctica (Subarctic Darner)BC conservation rank: S5. Yellow List.Description: Similar to A. juncea, but can be distinguished by the thorax stripes, which are shaped differently (fig. 7h) and lack a black border. Male's upper appendages simple (fig. 9a). Length: male 68 mm, female 66 mm. Global Range: Eurasia; Alaska east to Newfoundland; south to Massachusetts, Michigan, Wyoming and Oregon (Needham et al. 2000). Faunal element: Widespread Boreal; Holarctic (see Appendix 2). BC Distribution: Widespread. Biology: Especially common on the central plateaus; uncommon on the coast. Lives in peatland habitats - bogs and deep fens that are dominated by aquatic mosses (Wf05-08; Wb13, Wb50). BC flight period: mid June to early October; almost all records fall between mid July and late August.
Aeshna subarctica Map 3. Frequency of records in British Columbia by NTS 1/50,000 mapsheet. |
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