Observation: Photuris tremulans

Observation: Photuris tremulans

Primary Observer:

Michelle Wilcox

Event Date:

2025-06-06

Status:

Unreviewed

Survey

Site Name:

Buffalo Creek x Division Road

Province/State:

South Carolina

Event Date:

2025-06-06

Time of Day:

Night-Time

Start Time:

23:30

End Time:

00:00

Number of Observers:

5

Primary Observer:

Michelle Wilcox

Additional Observers:

Thomas Clawson, Brad O'Brien, Todd Johnson, Brad Watkin

Target Species Genus:

Photuris

Target Species Species:

forresti

Location and Habitat

Location Accuracy (meters):

0-25

Habitat Type:

Riparian - Areas Along lake or stream

Habitat Type Notes:

Both riparian and forested wetland. Buffalo Creek crosses Division Road here. Pine, mixed hardwood canopy. Forested wetland on either side of creek.

Elevation (meters):

68

Area Searched (hectares):

0.4

Artificial Light Sources

Vehicles: 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

Artificial Light Notes:

 

Observation

Observation Type:

Flashing

Number Observed:

11-50

Genus:

Photuris

Species:

tremulans

Observation Notes:

Not at all sure of identification. Probably should put 'unknown' species.

Specimen Voucher Number:

Flash Behavior

First Flash Time:

23:30

Last Flash Time:

00:00

First Flash Temp (F):

75

Last Flash Temp (F):

74

Flashes in Pattern:

1

Flash Color:

White

Flash Pattern Period:

4

Flash Duration:

0.2

Flash Interval:

3-4

Male Height Zone:

High (over 8 ft)

Flash Location:

Forest edge of road. 30 feet up, some others 7 feet up.

Male Flash Behavior:

Moves a foot between flashes. Flashes emphatically. 2 flashes in 1 spot, then it moves for a 3rd flash.

Female Flash Behavior:

?

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