Observation: Photinus pyralis
Primary Observer:
Barbara Fisher
Event Date:
2026-07-05
Status:
Verified
Survey
Site Name:
Northwest District Park, Chatham Co NC
Province/State:
North Carolina
Event Date:
2026-07-05
Time of Day:
Night-Time
Start Time:
20:25
End Time:
21:10
Number of Observers:
2
Primary Observer:
Barbara Fisher
Additional Observers:
Gini Bell
target_species_genus:
unknown
target_species_species:
unknown
Location and Habitat
Location Accuracy (meters):
25-50
Habitat Type:
Woodland/Forest - Trees dominant, and in the over-story
Habitat Type Notes:
pines, sweet gum, hickories
Elevation (meters):
168 m
Area Searched (hectares):
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:
photinus
Species:
pyralis
Observation Notes:
13 mm
Specimen Voucher Number:
Flash Behavior
First Flash Time:
20:45
Last Flash Time:
20:45
First Flash Temp (F):
82.3 F
Last Flash Temp (F):
82.3 F
Flashes in Pattern:
1
Flash Color:
Yellow
Flash Pattern Period:
10 sec
Flash Duration:
1 sec
Flash Interval:
5 sec
Male Height Zone:
Moderate (3-8 ft)
Flash Location:
flashes over gravel road and wooded forest
Male Flash Behavior:
horizontal
Female Flash Behavior:
n/a
