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Observation: Pyractomena lucifera
Primary Observer:
Reagan Montalvo
Event Date:
2025-07-07
Status:
Verified
Survey
Site Name:
Jacks Lake at Sweetwater Creek State Park
Province/State:
Georgia
Event Date:
2025-07-07
Time of Day:
Night-Time
Start Time:
20:41
End Time:
22:50
Number of Observers:
9
Primary Observer:
Reagan Montalvo
Additional Observers:
Amaad, Suzi, Adrian, Emily, Mason, Aurora, Austin, Aiden
Target Species Genus:
Photinus
Target Species Species:
acuminatus
Location and Habitat
Location Accuracy (meters):
50-100
Habitat Type:
Riparian - Areas Along lake or stream
Habitat Type Notes:
Edge of lake, full ground cover, microstegium, edge canopy of alder, "sticky" grass at water's edge, sweetgum and maple
Elevation (meters):
255
Area Searched (hectares):
2
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:
2-10
Genus:
Pyractomena
Species:
lucifera
Observation Notes:
Lots flashing nearby
Specimen Voucher Number:
5
Flash Behavior
First Flash Time:
21:29
Last Flash Time:
21:50
First Flash Temp (F):
79.4
Last Flash Temp (F):
79.4
Flashes in Pattern:
1
Flash Color:
Yellow
Flash Pattern Period:
3.5
Flash Duration:
0.5
Flash Interval:
3
Male Height Zone:
Low (0-3 ft)
Flash Location:
Flashes were low to the ground starting at the vegetation level and then moving upward. This was on the edge of the pond and it was very swampy with thick vegetation growing in the low water/mud.
Male Flash Behavior:
Flashes started low and traveled upward. I counted five flashes all about 3 seconds apart.
