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Observation: Photuris salina
Primary Observer:
Brian Gisinger
Event Date:
2025-07-26
Status:
Verified
Survey
Site Name:
Cattus Island County Park
Province/State:
New Jersey
Event Date:
2025-07-26
Time of Day:
Night-Time
Start Time:
20:00
End Time:
22:30
Number of Observers:
2
Primary Observer:
Brian Gisinger
Additional Observers:
Nick Mazur
Target Species Genus:
Pyractomena
Target Species Species:
ecostata
Location and Habitat
Location Accuracy (meters):
500-1000
Habitat Type:
Tidal Marsh - Salt marsh or brackish marsh
Habitat Type Notes:
Dominant plant spp. : Spartina spp., Phragmites Australis
Elevation (meters):
7-0
Area Searched (hectares):
10.8
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): Yes
Glare (bright light causing visual discomfort): No
Light Trespass (light cast on surfaces beyond its intended target): Yes
Glare (bright light causing visual discomfort): No
Artificial Light Notes:
Light was mostly from houses across the bay.
Observation
Observation Type:
Flashing
Number Observed:
2-10
Genus:
Photuris
Species:
salina
Observation Notes:
In the higher marsh, near the Phragmites line. Somewhat frantic when caught in net.
Specimen Voucher Number:
Flash Behavior
First Flash Time:
21:12
Last Flash Time:
22:30
First Flash Temp (F):
75
Last Flash Temp (F):
74
Flashes in Pattern:
1
Flash Color:
Yellow
Flash Pattern Period:
1
Flash Duration:
0.25
Flash Interval:
0.5
Male Height Zone:
Moderate (3-8 ft)
Flash Location:
In the higher marsh, near the Phragmites line.
Male Flash Behavior:
Quick, single flashes.
Female Flash Behavior:
1 thought on “Observation: Photuris salina”
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Nice observation– thank you! Interesting that you appear to have caught a male (correct me if I am interpreting the lanterns wrong…), since in mid-July we were mostly/only finding females.