Observation: Photinus knulli

Observation: Photinus knulli

Primary Observer:

Lucas Hetherington

Event Date:

2024-07-11

Status:

Verified

Survey

Site Name:

Rincon Creek

Province/State:

Arizona

Event Date:

2024-07-11

Time of Day:

Night-Time

Start Time:

22:00

End Time:

23:00

Number of Observers:

3

Primary Observer:

Lucas Hetherington

Additional Observers:

Joseph Palmer, Alyssa Schwinck

Target Species Genus:

Photinus

Target Species Species:

knulli

Location and Habitat

Location Accuracy (meters):

0-25

Habitat Type:

Riparian - Areas Along lake or stream

Habitat Type Notes:

Along Rincon Creek; standing water extending approximately 100m in either direction from site; densely vegetated ~30m buffer around riparian corridor

Elevation (meters):

965

Area Searched (hectares):

1

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:

Photinus

Species:

knulli

Observation Notes:

At least 40 individuals documented. Highest concentrations surrounding piles of downed vegetation. Multiple males flashing on the ground as well as flying

Specimen Voucher Number:

Flash Behavior

First Flash Time:

22:00

Last Flash Time:

23:00

First Flash Temp (F):

80

Last Flash Temp (F):

77

Flashes in Pattern:

3

Flash Color:

Yellow

Flash Pattern Period:

1

Flash Duration:

1

Flash Interval:

>6

Male Height Zone:

Low (0-3 ft), Moderate (3-8 ft)

Flash Location:

All within 30m of Rincon Creek.

Male Flash Behavior:

 

Female Flash Behavior:

 

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