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Observation: Unknown
Primary Observer:
Jeffrey Calta
Event Date:
2025-09-05
Status:
Unverified
Survey
Site Name:
Fairview Township
Province/State:
Pennsylvania
Event Date:
2025-09-05
Time of Day:
Night-Time
Start Time:
01:40
End Time:
01:45
Number of Observers:
1
Primary Observer:
Jeffrey Calta
Additional Observers:
Target Species Genus:
unknown
Target Species Species:
Location and Habitat
Location Accuracy (meters):
250-500
Habitat Type:
Woodland/Forest - Trees dominant, and in the over-story
Habitat Type Notes:
Small group of mixed trees
Elevation (meters):
300
Area Searched (hectares):
1
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): Yes
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:
Flashing
Number Observed:
1
Genus:
unknown
Species:
unknown
Observation Notes:
No specimen caught, chance observation thru window
Specimen Voucher Number:
Flash Behavior
First Flash Time:
01:40
Last Flash Time:
01:45
First Flash Temp (F):
58
Last Flash Temp (F):
58
Flashes in Pattern:
1
Flash Color:
Yellow
Flash Pattern Period:
3
Flash Duration:
0.5
Flash Interval:
3
Male Height Zone:
High (over 8 ft)
Flash Location:
Tree tops .
Male Flash Behavior:
One yellow flash every 3-4 secs. A good guess is Photuris versicolor. These are common in that area during June and July.
Female Flash Behavior:
None
