Observation: Photinus pyralis
Primary Observer:
Jay Holmes
Event Date:
2025-07-02
Status:
Unverified
Survey
Site Name:
Maggie's Garden
Province/State:
New York
Event Date:
2025-07-02
Time of Day:
Night-Time
Start Time:
21:00
End Time:
21:05
Number of Observers:
1
Primary Observer:
Jay Holmes
Additional Observers:
NA
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:
This is a small community garden dominated by 3 large magnolias and hydrangea. There are ferns, hostas and other shade tolerant plants. We leave the leaf litter. The site is sandwiched between buildings on the east, south and west sides.
Elevation (meters):
42
Area Searched (hectares):
.10
Artificial Light Sources
Vehicles: Yes
Street Lights: Yes
Buildings: Yes
Street Lights: Yes
Buildings: Yes
Artificial Light Types
Sky Glow (diffuse illumination in the sky): Yes
Light Trespass (light cast on surfaces beyond its intended target): Yes
Glare (bright light causing visual discomfort): Yes
Light Trespass (light cast on surfaces beyond its intended target): Yes
Glare (bright light causing visual discomfort): Yes
Artificial Light Notes:
 
Observation
Observation Type:
With Flash Data
Number Observed:
2-10
genus:
photinus
Species:
pyralis
Observation Notes:
The two flashes observed were about 20 feet above the ground in just outside the canopy of a magnolia. There were no flashes observed on, or near the ground.
Specimen Voucher Number:
Flash Behavior
First Flash Time:
21:01
Last Flash Time:
21:04
First Flash Temp (F):
85
Last Flash Temp (F):
85
Flashes in Pattern:
1
Flash Color:
Green
Flash Pattern Period:
10
Flash Duration:
1
Flash Interval:
9
Male Height Zone:
High (over 8 ft)
Flash Location:
Just outside te canopy of a magnolia tree, on the opposite side of the tree from the security lights.
Male Flash Behavior:
Rising flight
Female Flash Behavior:
none observed.


