Observation: Pyractomena borealis
Primary Observer:
Peggy Butler
Event Date:
2026-06-03
Status:
Unreviewed
Survey
Site Name:
Undisclosed
Province/State:
Pennsylvania
Event Date:
2026-06-03
Time of Day:
Night-Time
Start Time:
21:10
End Time:
22:15
Number of Observers:
2
Primary Observer:
Peggy Butler
Additional Observers:
Ken
target_species_genus:
pyractomena
target_species_species:
borealis
Location and Habitat
Location Accuracy (meters):
0-25
Habitat Type:
Grassland/Meadow - Meadow, open, grasses dominant
Habitat Type Notes:
Backyard, grass, blueberry bushes, apples trees
Elevation (meters):
361.49
Area Searched (hectares):
<.5
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:
2-10
genus:
pyractomena
Species:
borealis
Observation Notes:
Specimen Voucher Number:
Flash Behavior
First Flash Time:
21:25
Last Flash Time:
22:15
First Flash Temp (F):
63
Last Flash Temp (F):
60
Flashes in Pattern:
1
Flash Color:
Yellow
Flash Pattern Period:
1
Flash Duration:
<.5
Flash Interval:
3-4 seconds
Male Height Zone:
High (over 8 ft)
Flash Location:
Tree tops
