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Observation: Pyractomena
Primary Observer:
Richard Joyce
Event Date:
2025-06-20
Status:
Verified
Survey
Site Name:
Dwelly Farm Conservation Area - Back Fields East
Province/State:
Massachusetts
Event Date:
2025-06-20
Time of Day:
Night-Time
Start Time:
20:44
End Time:
22:11
Number of Observers:
9
Primary Observer:
Richard Joyce
Additional Observers:
Nick R., Christy B., George B., Cynthia L., Jill R., Kathleen A., Susan G., Maria B.
Target Species Genus:
unknown
Target Species Species:
unknown
Location and Habitat
Location Accuracy (meters):
25-50
Habitat Type:
Grassland/Meadow - Meadow, open, grasses dominant
Habitat Type Notes:
Wet meadow (formerly a dairy pasture), with various grasses and sedges, goldenrod, and ferns.
Elevation (meters):
308
Area Searched (hectares):
0.3
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:
Minimal ALAN except for some sky glow.
Observation
Observation Type:
Non-Flashing
Number Observed:
11-50
Genus:
Pyractomena
Species:
unknown
Observation Notes:
Male captured at 9:40 PM was about 9.5 mm long. Precise flash details not recorded, but flash pattern was a long (>1 second) greenish glow emitted just above the field in a drifting trajectory.
