Observation: Unknown
Primary Observer:
Ally Jones
Event Date:
2025-06-26
Status:
Unverified
Survey
Site Name:
Chalk Creek
Province/State:
Colorado
Event Date:
2025-06-26
Time of Day:
Night-Time
Start Time:
20:30
End Time:
21:30
Number of Observers:
17
Primary Observer:
Ally Jones
Additional Observers:
Jake, Cora, Findley, Clementine, Phoenix, Jim, Joyce, Jeremy, Jodi, Gavin, Blake, Jordan, Andrea, Jett, Avolene, and Jace Jones
target_species_genus:
unknown
target_species_species:
unknown
Location and Habitat
Location Accuracy (meters):
0-25
Habitat Type:
Shrub/Scrub - Arid, shrubs present and abundant
Habitat Type Notes:
Small stream in high mountain desert
Elevation (meters):
Unknown
Area Searched (hectares):
Artificial Light Sources
Vehicles: No
Street Lights: No
Buildings: No
Camp fire
Street Lights: No
Buildings: No
Camp fire
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:
2-10
genus:
unknown
Species:
unknown
Observation Notes:
Specimen Voucher Number:
Flash Behavior
First Flash Time:
20:35
Last Flash Time:
21:26
First Flash Temp (F):
78
Last Flash Temp (F):
72
Flashes in Pattern:
2
Flash Color:
Yellow
Flash Pattern Period:
5
Flash Duration:
Unknown
Flash Interval:
Unknown
Male Height Zone:
Moderate (3-8 ft)
Flash Location:
Near creek, 6-7 feet in the air
Male Flash Behavior:
Female Flash Behavior:
1 thought on “Observation: Unknown”
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Based on the habitat/location, my guess would be Pyractomena dispersa (soon to be a newly described, Western species). However, other flashing fireflies in the region include Photuris and Photinus obscurellus.