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Observation: Pyractomena punctiventris
Primary Observer:
Katie Hietala-Henschell
Event Date:
2025-03-28
Status:
Verified
Survey
Site Name:
Laguna Madre Nature Trail
Province/State:
Texas
Event Date:
2025-03-28
Time of Day:
Night-Time
Start Time:
20:30
End Time:
21:27
Number of Observers:
1
Primary Observer:
Katie Hietala-Henschell
Additional Observers:
NA
Target Species Genus:
Pyractomena
Target Species Species:
ecostata
Location and Habitat
Location Accuracy (meters):
0-25
Habitat Type:
Tidal Marsh - Salt marsh or brackish marsh
Habitat Type Notes:
Marshland with Black Mangrove (Avicennia germinans) shrubs and marsh grasses, part of a larger hypersaline coastal lagoon wetland complex.
Elevation (meters):
0
Area Searched (hectares):
0.5
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:
Flashing
Number Observed:
11-50
Genus:
Pyractomena
Species:
punctiventris
Observation Notes:
Between 15-18 individuals observed. Approximately 15 mm, measurement not precise and estimated from photo after survey.
Specimen Voucher Number:
Flash Behavior
First Flash Time:
20:30
Last Flash Time:
21:27
First Flash Temp (F):
75
Last Flash Temp (F):
75
Flashes in Pattern:
1
Flash Color:
Yellow
Flash Pattern Period:
4
Flash Duration:
1
Flash Interval:
3
Male Height Zone:
Moderate (3-8 ft)
Flash Location:
Males flying over tall marsh grasses and in open areas, also found along the edge of but not in the mangrove shrubs.
Male Flash Behavior:
1 second bright flickering, glow flash, followed by 2.5 - 3.5 second long dark interval. Many individuals seemed to drop in flight during flash. Explosive and bright at beginning and then glow appeared to flicker or sputter out while erratically flying during flash.
Female Flash Behavior:
3 individuals, potentially females, sitting low in grass displaying a 1-3 second long, faint glow. Dark interval irregular. No males appeared to be flying/flashing in the immediate area.
1 thought on “Observation: Pyractomena punctiventris”
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Based on the location, habitat, approximate size, flash description, and color of the scutellum, this appears to be Pyractomena punctiventris.