Observation: Photuris douglasae

Observation: Photuris douglasae

Primary Observer:

Ellie Shultz

Event Date:

2026-07-25

Status:

Unreviewed

Survey

Site Name:

Undisclosed

Province/State:

Florida

Event Date:

2026-07-25

Time of Day:

Night-Time

Start Time:

21:55

End Time:

22:40

Number of Observers:

7

Primary Observer:

Ellie Shultz

Additional Observers:

Tiffani Money, Kristen, Genevieve Longmire, Connor Wagner, Kaylee Jones, Jeanelle Jones

target_species_genus:

unknown

target_species_species:

unknown

Location and Habitat

Location Accuracy (meters):

25-50

Habitat Type:

Open Freshwater Wetland - Wetland Bog, fen, freshwater marsh

Habitat Type Notes:

Observers stayed on elevated path that was bordered by the marsh. A lot of saltmarsh mallow, southern live oak trees on elevated area of path, swamp dock, leafy bladderwort, scarlet rose mallow has been observed here before, alligator flag

Elevation (meters):

6

Area Searched (hectares):

50

Artificial Light Sources

Vehicles: No
Street Lights: No
Buildings: No

Artificial Light Types

Sky Glow (diffuse illumination in the sky): No
Light Trespass (light cast on surfaces beyond its intended target): No
Glare (bright light causing visual discomfort): No

Artificial Light Notes:

There was still some lightning in the distance.

Observation

Observation Type:

With Flash Data

Number Observed:

50+

genus:

photuris

Species:

douglasae

Observation Notes:

 

Specimen Voucher Number:

Flash Behavior

First Flash Time:

21:55

Last Flash Time:

22:40

First Flash Temp (F):

82.7

Last Flash Temp (F):

81

Flashes in Pattern:

>4

Flash Color:

Green

Flash Pattern Period:

3.55

Flash Duration:

.01

Flash Interval:

.14

Male Height Zone:

Moderate (3-8 ft), High (over 8 ft)

Flash Location:

Fireflies were flying over the marsh and occasionally flew over us on the trail that intersects the marsh.

Male Flash Behavior:

 

Female Flash Behavior:

 

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