Copestylum vesicularium
In 3 days ~10%
Copestylum vesicularium, the iridescent bromeliad fly, is a species of syrphid fly in the family Syrphidae. This species is widely distributed on the eastern half of North America. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Great Smoky Mountains National Park | 🇺🇸 United States | |
| 2 | Shenandoah National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Washington | 🇺🇸 United States | |
| 2 | Houston | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report an Iridescent Bromeliad Fly sighting in Houston on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 978th most-seen of the 1057 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.
Any time of year
In every month with enough records, under 5% of wildlife watchers report an Iridescent Bromeliad Fly in Houston on a given day, so our monthly data shows no clear season.
Between 11 am and 2 pm
Across all the parks we cover, that three-hour window holds the most Iridescent Bromeliad Fly sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.
Among the best
Of the 2 cities where we can rate Iridescent Bromeliad Fly sightings, Houston ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Washington (United States, under 5%).
Same family: Syrphidae
The closest relatives of the Iridescent Bromeliad Fly that you can see in Houston (family Syrphidae, Hover Flies) are Margined Calligrapher (about 10%), Northern Plushback (about 10%) and Oblique Streaktail (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Iridescent Bromeliad Fly is recorded against all the insects logged in Houston (5 verified sightings), 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.
