Observation: Photuris congener
Primary Observer:
GA DNR
Event Date:
2026-04-08
Status:
Unreviewed
Survey
Site Name:
Maurice Road Research Cabins
Province/State:
Georgia
Event Date:
2026-04-08
Time of Day:
Night-Time
Start Time:
21:15
End Time:
22:30
Number of Observers:
6
Primary Observer:
GA DNR
Additional Observers:
Alex Anne, Reagan, Anna, Josie, Andrew, and Alia.
target_species_genus:
photinus
target_species_species:
umbratus
Location and Habitat
Location Accuracy (meters):
25-50
Habitat Type:
Woodland/Forest - Trees dominant, and in the over-story
Habitat Type Notes:
Maritime forest. About a half mile from the beach,
Elevation (meters):
7
Area Searched (hectares):
1
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:
Brightish sky glow, but dark in the trees
Observation
Observation Type:
With Flash Data
Number Observed:
11-50
genus:
photuris
Species:
congener
Observation Notes:
This is from Alia's voice recording.
Specimen Voucher Number:
Flash Behavior
First Flash Time:
21:15
Last Flash Time:
22:30
First Flash Temp (F):
64
Last Flash Temp (F):
64
Flashes in Pattern:
1
Flash Color:
White
Flash Pattern Period:
0.74
Flash Duration:
0.14
Flash Interval:
0.65
Male Height Zone:
Low (0-3 ft), Moderate (3-8 ft)
Flash Location:
This was not stated in the recording, but most were flying around 3-4 ft high.
Male Flash Behavior:
Continuous single flashing.
