Observation: Micronaspis floridana

Observation: Micronaspis floridana

Primary Observer:

Richard Joyce

Event Date:

2023-04-22

Status:

Verified

Survey

Site Name:

Oleta River State Park

Province/State:

Florida

Event Date:

2023-04-22

Time of Day:

Night-Time

Start Time:

20:10

End Time:

21:27

Number of Observers:

1

Primary Observer:

Richard Joyce

Additional Observers:

NA

target_species_genus:

micronaspis

target_species_species:

floridana

Location and Habitat

Location Accuracy (meters):

0-25

Habitat Type:

Forested Wetland - Swamp, cedar bog, mangrove

Habitat Type Notes:

Mangrove swamp and shrubby upland vegetation, including red mangrove, white mangrove, black mangrove, sea grapes.

Elevation (meters):

1

Area Searched (hectares):

1.56

Artificial Light Sources

Vehicles: Yes
Street Lights: No
Buildings: Yes
security lighting

Artificial Light Types

Sky Glow (diffuse illumination in the sky): Yes
Light Trespass (light cast on surfaces beyond its intended target): Yes
Glare (bright light causing visual discomfort): Yes

Artificial Light Notes:

There was significant skyglow and glare from highrise buildings. The light sources that appeared to be reaching habitat the most were outdoor lights of a park building and security lighting at the boat storage area. Glare and light trespass from vehicle headlights dissipated as visitors left the park.

Observation

Observation Type:

With Flash Data

Number Observed:

2-10

genus:

micronaspis

Species:

floridana

Observation Notes:

Observed about 8 adult males flashing, no adult females, and fewer than 10 larvae. The larvae were all found along the edge of the mangroves west of the parking lots.

Specimen Voucher Number:

Flash Behavior

First Flash Time:

20:19

Last Flash Time:

21:03

First Flash Temp (F):

75

Last Flash Temp (F):

74.5

Flashes in Pattern:

1

Flash Color:

Yellow

Flash Pattern Period:

2.1

Flash Duration:

not recorded

Flash Interval:

not recorded

Male Height Zone:

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

Flash Location:

First flashes were low among red mangrove roots by the water's edge. Other individuals flew over the trail in the upland vegetation.

Male Flash Behavior:

Yellowish flashes among mangrove vegetation. Flash period was variable, including a 2.1 second period and a 2.8 second period. They mostly flew relatively low, about waist to chest height.

Female Flash Behavior:

Not observed.

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