Observation: Photuris
Primary Observer:
Jeffrey calta
Event Date:
2025-06-06
Status:
Unverified
Survey
Site Name:
Fairview Township
Province/State:
Pennsylvania
Event Date:
2025-06-06
Time of Day:
Night-Time
Start Time:
21:30
End Time:
22:45
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:
Grassland/Meadow - Meadow, open, grasses dominant
Habitat Type Notes:
Varied habitats. Riparian, grass land, and scattered groups of mature trees
Elevation (meters):
400
Area Searched (hectares):
4
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:
With Flash Data
Number Observed:
2-10
genus:
photuris
Species:
unknown
Observation Notes:
14-15 mm green flash grass field habitat
Specimen Voucher Number:
Flash Behavior
First Flash Time:
22:00
Last Flash Time:
23:05
First Flash Temp (F):
66
Last Flash Temp (F):
65
Flashes in Pattern:
1
Flash Color:
Green
Flash Pattern Period:
0.5
Flash Duration:
0.5
Flash Interval:
3-4
Male Height Zone:
Moderate (3-8 ft)
Flash Location:
Flying over grass fields, sometimes near and in trees
Male Flash Behavior:
Fairly bright flash every half second. A good guess is Photuris versicolor (flashbulbs as per Lynn Faust)
Female Flash Behavior:
None
