Observation: Photinus pyralis
Primary Observer:
Charlie Miksicek
Event Date:
2024-05-28
Status:
Verified
Survey
Site Name:
Home
Province/State:
Missouri
Event Date:
2024-05-28
Time of Day:
Night-Time
Start Time:
20:45
End Time:
20:50
Number of Observers:
1
Primary Observer:
Charlie Miksicek
Additional Observers:
none
target_species_genus:
photinus
target_species_species:
pyralis
Location and Habitat
Location Accuracy (meters):
0-25
Habitat Type:
Developed - Sub/urban areas; parks/gardens
Habitat Type Notes:
urban lawn, grasses with white clover, ornamental trees and shrubs, some native pollinator friendly plants (NWF Certified Wildlife Habitat)
Elevation (meters):
145
Area Searched (hectares):
0.15
Artificial Light Sources
Vehicles: No
Street Lights: No
Buildings: Yes
Street Lights: No
Buildings: Yes
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:
lights outside of observation area
Observation
Observation Type:
With Flash Data
Number Observed:
1
genus:
photinus
Species:
pyralis
Observation Notes:
first firefly of the season
Specimen Voucher Number:
Flash Behavior
First Flash Time:
20:45
Last Flash Time:
20:50
First Flash Temp (F):
76
Last Flash Temp (F):
76
Flashes in Pattern:
1
Flash Color:
Green
Flash Pattern Period:
one long
Flash Duration:
longish
Flash Interval:
1 / 10 sec
Male Height Zone:
Low (0-3 ft)
Flash Location:
three feet above grass
Male Flash Behavior:
single long flash, yellow-green, slight J pattern
Female Flash Behavior:
none
1 thought on “Observation: Photinus pyralis”
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Thanks for this firefly observation! I changed the ID to “Photinus unknown” because while this could be Photinus pyralis, I’m don’t think we can rule out the early-season species Photinus punctulatus.