Sunday, December 12, 2010

First sightings, fall and winter

First sightings: (2010/2011)

A. Fall/Winter

(BMC = Buck Mt. Creek)

1. Large Winter stonefly (genus: Taeniopteryx):  10/23
2. Small Winter stonefly (genus: Allocapnia): 10/23
3. Small Minnow mayfly – genus Acentrella: 10/25 (but already mature)
4. Large Winter stonefly (genus: Strophopteryx): 12/8, BMC, riffle A; 12/11, riffle B (tons of them, all tiny)
5. Perlodidae stonefly (genus: Clioperla): 11/5
6. Spiny Crawler mayfly (too small to determine genus – probably Ephemerella): Moormans, 11/5
7. Perlodidae stonefly (genus: Diploperla): 12/4 (Powells Creek); 12/6 (Doyles @ 674)
8. Black fly genus Prosimulium– 12/6 (Doyles @ 674); BMC, 12/8
9. Small minnow mayfly (genus?  I would guess Heterocleon – two tails, clear gills, no visible second set of wing pads – but too small and undeveloped to tell for sure): 12/8, BMC, riffle A
10. Uenoidae, case-making caddis: BMC, 12/11, riffle C
11. Glossosomatidae (Saddle-case case-making caddis): BMC, 12/11, riffle C

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