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Observation: Photinus pyralis
Primary Observer:
Byron Black
Event Date:
2024-07-06
Status:
Verified
Survey
Site Name:
Chestnut Farm
Province/State:
Pennsylvania
Event Date:
2024-07-06
Time of Day:
Night-Time
Start Time:
20:55
End Time:
22:00
Number of Observers:
4
Primary Observer:
Byron Black
Additional Observers:
Jean Black, Jeanine Ging, Jean Bear
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:
pollinator meadow: grasses, blackberries, goldenrod,...
Elevation (meters):
379
Area Searched (hectares):
1.68
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:
50+
Genus:
Photinus
Species:
pyralis
Observation Notes:
Specimen Voucher Number:
Flash Behavior
First Flash Time:
20:50
Last Flash Time:
22:00
First Flash Temp (F):
75
Last Flash Temp (F):
72
Flashes in Pattern:
1
Flash Color:
Yellow
Flash Pattern Period:
varied
Flash Duration:
1-2 seconds
Flash Interval:
varied
Male Height Zone:
Low (0-3 ft), Moderate (3-8 ft)
Flash Location:
Pollinator meadow
