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Observation: Pyractomena ecostata
Primary Observer:
Richard Joyce
Event Date:
2025-07-16
Status:
Verified
Survey
Site Name:
DeCamp Wildlife Trail marsh, Edwin B. Forsythe NWR
Province/State:
New Jersey
Event Date:
2025-07-16
Time of Day:
Night-Time
Start Time:
20:48
End Time:
22:08
Number of Observers:
6
Primary Observer:
Richard Joyce
Additional Observers:
Nick M., Brian G., Griffin D., Olivia M., Michael M.
Target Species Genus:
Pyractomena
Target Species Species:
ecostata
Location and Habitat
Location Accuracy (meters):
100-250
Habitat Type:
Tidal Marsh - Salt marsh or brackish marsh
Habitat Type Notes:
Short-form Spartina alterniflora.
Elevation (meters):
0.2
Area Searched (hectares):
1.1
Artificial Light Sources
Vehicles: No
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): No
Glare (bright light causing visual discomfort): Yes
Light Trespass (light cast on surfaces beyond its intended target): No
Glare (bright light causing visual discomfort): Yes
Artificial Light Notes:
Glare on horizon from Brick Beach area.
Observation
Observation Type:
Flashing
Number Observed:
2-10
Genus:
Pyractomena
Species:
ecostata
Observation Notes:
12 mm long.
Specimen Voucher Number:
Flash Behavior
First Flash Time:
21:00
Last Flash Time:
22:00
First Flash Temp (F):
83
Last Flash Temp (F):
83
Flashes in Pattern:
1
Flash Color:
Green
Flash Pattern Period:
4
Flash Duration:
0.5
Flash Interval:
3.5
Male Height Zone:
Moderate (3-8 ft), High (over 8 ft)
Flash Location:
Over the salt marsh at varying heights.
Male Flash Behavior:
Long, bright, greenish flashes at irregular intervals. Flash pattern periods ranged from 3.3 seconds to 8.7 seconds; median= 3.85 seconds.
Female Flash Behavior:
Not observed.
