Observation: Photinus pyralis
Primary Observer:
Peggy Butler
Event Date:
2026-07-03
Status:
Unreviewed
Survey
Site Name:
Undisclosed
Province/State:
Pennsylvania
Event Date:
2026-07-03
Time of Day:
Night-Time
Start Time:
08:50
End Time:
09:40
Number of Observers:
1
Primary Observer:
Peggy Butler
Additional Observers:
target_species_genus:
photinus
target_species_species:
pyralis
Location and Habitat
Location Accuracy (meters):
0-25
Habitat Type:
Grassland/Meadow - Meadow, open, grasses dominant
Habitat Type Notes:
grasses, weeds, native plants
Elevation (meters):
356
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:
50+
genus:
photinus
Species:
pyralis
Observation Notes:
Big Dippers rising J-shape flashes every 5-6 seconds
Specimen Voucher Number:
Flash Behavior
First Flash Time:
09:00
Last Flash Time:
09:40
First Flash Temp (F):
78
Last Flash Temp (F):
77
Flashes in Pattern:
1
Flash Color:
Yellow
Flash Pattern Period:
5-6
Flash Duration:
1
Flash Interval:
5-6
Male Height Zone:
Low (0-3 ft)
Flash Location:
in the lawn mowed grass
Male Flash Behavior:
Female Flash Behavior:
Status Changes
| DATE | USER | STATUS |
|---|---|---|
| 2026-07-04 01:50:18 | Peggy Butler | ->unreviewed |
