Observation: Bicellonycha wickershamorum
Primary Observer:
Naomi Risner
Event Date:
2026-07-11
Status:
Unreviewed
Survey
Site Name:
Undisclosed
Province/State:
Arizona
Event Date:
2026-07-11
Time of Day:
Night-Time
Start Time:
19:40
End Time:
22:10
Number of Observers:
2
Primary Observer:
Naomi Risner
Additional Observers:
IDR
target_species_genus:
bicellonycha
target_species_species:
wickershamorum
Location and Habitat
Location Accuracy (meters):
0-25
Habitat Type:
Riparian - Areas Along lake or stream
Habitat Type Notes:
Elevation (meters):
978
Area Searched (hectares):
1.15
Artificial Light Sources
Vehicles: No
Street Lights: No
Buildings: No
Street Lights: No
Buildings: No
Artificial Light Types
Sky Glow (diffuse illumination in the sky): No
Light Trespass (light cast on surfaces beyond its intended target): No
Glare (bright light causing visual discomfort): No
Light Trespass (light cast on surfaces beyond its intended target): No
Glare (bright light causing visual discomfort): No
Artificial Light Notes:
Observation
Observation Type:
With Flash Data
Number Observed:
11-50
genus:
bicellonycha
Species:
wickershamorum
Observation Notes:
Individual captured approx. 10mm body length. Males seen flying as high as 20 feet into trees. Oak creek population remained flashing the longest. Slightly fewer individuals than first survey at this location, ~20. Periods of significant flashing with periods of no flashing (for up to 15 minutes) throughout the survey.
Specimen Voucher Number:
Flash Behavior
First Flash Time:
20:10
Last Flash Time:
22:05
First Flash Temp (F):
91
Last Flash Temp (F):
77
Flashes in Pattern:
1
Flash Color:
Green
Flash Pattern Period:
1
Flash Duration:
1
Flash Interval:
1
Male Height Zone:
Low (0-3 ft), Moderate (3-8 ft), High (over 8 ft)
Flash Location:
Flashes on both waterways (Verde and Oak Creek), as well as both sides of the confluence. Oak Creek fireflies remained flashing the longest.
