Observation: Pyractomena ecostata
Primary Observer:
Richard Joyce
Event Date:
2022-07-04
Status:
Verified
Survey
Site Name:
Undisclosed
Province/State:
Delaware
Event Date:
2022-07-04
Time of Day:
Night-Time
Start Time:
20:36
End Time:
22:30
Number of Observers:
1
Primary Observer:
Richard Joyce
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:
Salt marsh dominated by short Spartina alterniflora, with small areas of Spartina patens. Higher areas also had Phragmites australis and Iva frutescens.
Elevation (meters):
1
Area Searched (hectares):
1.5
Artificial Light Sources
Vehicles: Yes
Street Lights: No
Buildings: No
Fireworks
Street Lights: No
Buildings: No
Fireworks
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:
Main ALAN was vehicle headlights and fireworks. There was also glare and skyglow from coastal development in Bowers to the northwest.
Observation
Observation Type:
With Flash Data
Number Observed:
11-50
genus:
pyractomena
Species:
ecostata
Observation Notes:
Body length of ~15 mm. Noticeably higher, slower, and greener than the flashes of Photuris that I was seeing. Very flattened appearance to the body shape and the abdomen. Rather docile when captured.
Specimen Voucher Number:
Flash Behavior
First Flash Time:
21:25
Last Flash Time:
22:30
First Flash Temp (F):
70
Last Flash Temp (F):
70.2
Flashes in Pattern:
1
Flash Color:
Green
Flash Pattern Period:
4-8 seconds
Flash Duration:
0.2 seconds
Flash Interval:
4-8 seconds
Male Height Zone:
Moderate (3-8 ft), High (over 8 ft)
Flash Location:
Flashes were mostly at a height of 4-7 feet over the saltmarsh.
Male Flash Behavior:
Bright/large green flashes that seemed to end with a trailing, falling glow. Variable flash intervals, from 4 to 8 seconds.
Female Flash Behavior:
Not observed.
