Observation: Photinus knulli
Primary Observer:
Lucas Hetherington
Event Date:
2024-07-11
Status:
Verified
Survey
Site Name:
Rincon Creek
Province/State:
Arizona
Event Date:
2024-07-11
Time of Day:
Night-Time
Start Time:
22:00
End Time:
23:00
Number of Observers:
3
Primary Observer:
Lucas Hetherington
Additional Observers:
Joseph Palmer, Alyssa Schwinck
Target Species Genus:
Photinus
Target Species Species:
knulli
Location and Habitat
Location Accuracy (meters):
0-25
Habitat Type:
Riparian - Areas Along lake or stream
Habitat Type Notes:
Along Rincon Creek; standing water extending approximately 100m in either direction from site; densely vegetated ~30m buffer around riparian corridor
Elevation (meters):
965
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:
Observation
Observation Type:
Flashing
Number Observed:
11-50
Genus:
Photinus
Species:
knulli
Observation Notes:
At least 40 individuals documented. Highest concentrations surrounding piles of downed vegetation. Multiple males flashing on the ground as well as flying
Specimen Voucher Number:
Flash Behavior
First Flash Time:
22:00
Last Flash Time:
23:00
First Flash Temp (F):
80
Last Flash Temp (F):
77
Flashes in Pattern:
3
Flash Color:
Yellow
Flash Pattern Period:
1
Flash Duration:
1
Flash Interval:
>6
Male Height Zone:
Low (0-3 ft), Moderate (3-8 ft)
Flash Location:
All within 30m of Rincon Creek.
Male Flash Behavior:
Female Flash Behavior:
1 thought on “Observation: Photinus knulli”
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Great find!