Copestylum isabellina
In 3 days ~20% in a week ~40%
Copestylum isabellina, or Isabelle's bromeliad fly, is a species of syrphid fly in the family Syrphidae.They have been observed in the Southwestern North America. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Saguaro National Park | 🇺🇸 United States |
More parks will be added in future updates.
With luck
About 10% of wildlife watchers report an Isabelle's Bromeliad Fly sighting in Mesa on a given day, based on 20 verified sightings from GBIF citizen-science data. It is the 102nd most-seen of the 232 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
February–June and October–December
In those months about 10% of wildlife watchers report an Isabelle's Bromeliad Fly in Mesa on a given day, against under 5% in January and July–September, the lowest months.
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Isabelle's Bromeliad Fly sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Yes
Of the 2 cities where we can rate Isabelle's Bromeliad Fly sightings, Mesa has the highest daily chance: about 10%. Next come Phoenix (United States, about 10%).
GBIF citizen-science records
It is estimated from how often the Isabelle's Bromeliad Fly is recorded against all the insects logged in Mesa (20 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.
