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Results of Browder Ridge 4th of July Butterfly Count

July 27, 2013    12th year
Compiler: Donald Gudehus, NABA Eugene-Springfield
35 species found at 2 sites
15 mile diameter circle is centered at the junction of Forest Development Roads 2655 and 503, Latitude: 44.3158, Longitude: -122.0855

Common Name Group 1
Subtotal
Group 2
Subtotal
Species
Total
Clodius Parnassian 132 24 156
Anise Swallowtail 0 3 3
Western Tiger Swallowtail 0 2 2
Pale Swallowtail 0 3 3
Pine White 4 0 4
Orange Sulphur 20 0 20
Blue Copper 11 78 89
Purplish Copper 0 1 1
Lilac-bordered Copper 31 17 48
Mariposa Copper 7 0 7
Golden Hairstreak 1 0 1
Sylvan Hairstreak 4 0 4
Hedgerow Hairstreak 1 2 3
Nelson's Juniper Hairstreak 2 0 2
Eastern Tailed-blue 7 0 7
Dotted Blue 4 3 7
Anna's Blue 83 79 162
Boisduval's Blue 20 7 27
Acmon Blue 3 0 3
Hydaspe Fritillary 58 44 102
Pacific Fritillary 1 9 10
Hoffman's Checkerspot 0 3 3
Field Crescent 13 0 13
'Snowberry' Variable Checkerspot 37 12 49
Edith's Checkerspot 0 1 1
Green Comma 1 0 1
Lorquin's Admiral 11 6 17
California Sister 4 0 4
Great Basin Wood-nymph 9 0 9
Small Wood-nymph 0 7 7
Silver-spotted Skipper 1 0 1
Persius Duskywing 6 0 6
Juba Skipper 0 6 6
Common Branded Skipper 29 57 86
Woodland Skipper 2 3 5
SUB-TOTAL INDIVIDUALS 502 367 869
NUMBER OF SPECIES 27 21 35
Copper spp. 2 0 2
Blue spp. 112 34 146
Lady sp. 1 0 1
Skipper spp. 0 14 14
TOTAL INDIVIDUALS 617 415 1032
       
Elegant Sheep moth 6 0 6

Group 1: This group did the driving/walking route that starts on Forest Service Road 15 near Blue River Reservoir, proceeds past Mann Creek and Wolf Meadows, then turns onto Roads 2650 (Frissell Ridge) and 1506, passing through the H. J. Andrews Experimentral Forest.
Time spent: 7.83 hrs: 9:40 am - 5:30 pm
Weather: 62 - 85° F, full sun, wind 0 - 5 mph

The members of Group 1 were Alison Center (co-leader), Lori Humphreys (co-leader), and Cynthia Stockwell.

Group 2: Starting from the trailhead at the end of Forest Service Road 35, this group hiked to the peak of Iron Mountain and returned.
Time spent: 5.5 hrs: 10:30 am - 4:40 pm
Weather: 65 - 75° F, full sun, wind 0 - 5 mph

The members of Group 2 were David Hagen, Lois Hagen, Dennis Deck, Rick Ahrens, Thea Evenstad, and Ryan Brockey.



Page design: Donald Gudehus and Neil Björklund.

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