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Sympetrum corruptum (Variegated Meadowhawk)

BC conservation rank: S5. Yellow List.
Description: The face is tan, but the male's turns orange-red with age. The thorax has two pale stripes on each side, which on mature males shrink to yellow spots at the lower ends. The abdomen is grey-brown and orange or red with white spots on the sides bordered above by a black line. The wings are clear with pink to orange veins. The legs are black, often with yellow sides. Hamule, fig. 19b; vulvar lamina short with shallow lobes. Length: male 40 mm, female 41 mm.
Global Range: British Columbia east to Prince Edward Island and south to Mexico. It is also found in northeastern Asia (Needham et al. 2000). Faunal element: Western (see Appendix 2).
BC Distribution: Widespread in the south, north about 52°N. The only record in the northern study area is right at the southern boundary near Williams Lake.
Biology: Uncommon in BC; mostly living in the southern lowlands. Breeds in a variety of waters, often temporary ones, from rich marshes (Wm04-06) to alkaline ponds (Wm07, GS01-03) and sand-bottomed beach lagoons (Salix exigua, Fl06); usually absent from peatlands. Emergence is long and irregular, and perhaps represents two generations - one in spring and another in late summer. This species wanders widely and some fly southward in the early fall.
BC flight period: early May to early October; most records are from mid may to mid September.


Sympetrum corruptum male. Photograph: George Doerksen, RBCM

Sympetrum corruptum Map 1. Geographical distribution and seasonal abundance of records in British Columbia.

Sympetrum corruptum Map 2. Geographical distribution of records in British Columbia before and after organized surveys began in 1996.

Sympetrum corruptum Map 3. Frequency of records in British Columbia by NTS 1/50,000 mapsheet.

Sympetrum corruptum Map 4. Frequency of collection localities in British Columbia by NTS 1/50,000 mapsheet.

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