Black-Tailed Laphria

Black-Tailed Laphria

Laphria flavicollis

Daily sighting probability <5% · Rare
at Great Smoky Mountains National Park

In 3 days ~10% in a week ~30%

9 Verified sightings at Great Smoky Mountains National Park From 2019 to 2026
9 In 1 park
May Best month
☀️ Diurnal When it's spotted

About the Black-Tailed Laphria

Laphria flavicollis is a species of robber flies in the family Asilidae. It can be found in deciduous woods. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Great Smoky Mountains National Park 🇺🇸 United States
<5%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Boston 🇺🇸 United States
<5%
2 Toronto 🇨🇦 Canada
<5%
3 Austin 🇺🇸 United States
<5%
4 Dallas 🇺🇸 United States
<5%
5 Montreal 🇨🇦 Canada
<5%
6 Houston 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Black-Tailed Laphria in Great Smoky Mountains National Park?

Rare

Under 5% of wildlife watchers report a Black-Tailed Laphria sighting in Great Smoky Mountains National Park on a given day, based on 9 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 441st most-seen of the 822 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a Black-Tailed Laphria in Great Smoky Mountains National Park?

May and June

In those months about 10% of wildlife watchers report a Black-Tailed Laphria in Great Smoky Mountains National Park on a given day, against under 5% in July to April, the lowest months.

What time of day is best to see a Black-Tailed Laphria?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Black-Tailed Laphria sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Where else can you see a Black-Tailed Laphria?

Only Great Smoky Mountains National Park, in our data

Great Smoky Mountains National Park is the only park on Wallace's Line with enough records to rate Black-Tailed Laphria sightings: under 5% of wildlife watchers there report one on a given day.

Where does the Black-Tailed Laphria sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Black-Tailed Laphria is recorded against all the insects logged in Great Smoky Mountains National Park (9 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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