Observation: Photinus ignitus

Observation: Photinus ignitus

Primary Observer:

Renaldo Browne

Event Date:

2025-07-28

Status:

Unverified

Survey

Site Name:

OPEN FIELD HABITAT (2025)

Province/State:

Virginia

Event Date:

2025-07-28

Time of Day:

Night-Time

Start Time:

20:45

End Time:

20:55

Number of Observers:

One (Me)

Primary Observer:

Renaldo Browne

Additional Observers:

None

Target Species Genus:

Photinus

Target Species Species:

ignitus

Location and Habitat

Location Accuracy (meters):

0-25

Habitat Type:

Developed - Sub/urban areas; parks/gardens

Habitat Type Notes:

 

Elevation (meters):

25

Area Searched (hectares):

1

Artificial Light Sources

Vehicles: Yes
Street Lights: Yes
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:

 

Observation

Observation Type:

Flashing

Number Observed:

11-50

Genus:

Photinus

Species:

ignitus

Observation Notes:

OPEN FIELD HABITAT (2025) Observed 23 Fireflies, no females. They were mostly flying along the tree line, some were in the field portion.

Specimen Voucher Number:

Flash Behavior

First Flash Time:

20:45

Last Flash Time:

20:55

First Flash Temp (F):

83 Degrees

Last Flash Temp (F):

82 Degrees

Flashes in Pattern:

1

Flash Color:

Yellow

Flash Pattern Period:

Two to five fireflies flashed in a 10 second period.

Flash Duration:

About two seconds

Flash Interval:

About three to 4 seconds

Male Height Zone:

Moderate (3-8 ft)

Flash Location:

Along the tree/fence line, some in the field.

Male Flash Behavior:

One flash every three to four seconds

Female Flash Behavior:

None sighted

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This is a project of the Xerces Society, working in collaboration with the IUCN SSC Firefly Specialist Group and New Mexico BioPark Society.

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