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Enallagma carunculatum (Tule Bluet)

BC conservation rank: S5. Yellow List.
Description: Male has more black than blue on the middle abdominal segments (other species have more blue); appendages, fig. 4c. Female has a black stripe along the top of abdominal segment 8. Length: male 32 mm, female 33 mm.
Global Range: British Columbia east to Nova Scotia; south to Maryland, Kentucky, Oklahoma, New Mexico and Baja California (Westfall and May 1996). Faunal element: Austral (see Appendix 2).
BC Distribution: Widespread over the southern half of the province. In northern BC, restricted to the central interior, from the Cariboo-Chilcotin north to the Fort St. James region.
Biology: Common at low and moderate elevations. In BC, typical of lakes and large marshes (Wm01-02, Wm05-06) rather than small ponds. Tolerates alkaline conditions and is often common along exposed lakeshores, especially where there are stands of cattails or bulrushes (Wm05-06).
BC flight period: mid May to late October; most records range from mid June to late August.


Enallagma carunculatum male. Photograph: George Doerksen, RBCM

Enallagma carunculatum Map 1. Geographical distribution and seasonal abundance of records in British Columbia.

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

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

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

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