Brachymesia gravida
In 3 days ~30% in a week ~50%
Brachymesia gravida, the four-spotted pennant, is a species of skimmer in the dragonfly family Libellulidae. It is found in North America. The IUCN conservation status of Brachymesia gravida is "LC", least concern, with no immediate threat to the species' survival. The population is stable. The IUCN status was reviewed in 2017. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Everglades National Park | 🇺🇸 United States | |
| 2 | Merritt Island National Wildlife Refuge | 🇺🇸 United States | |
| 3 | Big Cypress National Preserve | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Four-Spotted Pennant sighting in Austin on a given day, based on 326 verified sightings from GBIF citizen-science data. It is the 129th most-seen of the 1624 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.
June to August
In those months about 20% of wildlife watchers report a Four-Spotted Pennant in Austin on a given day, against under 5% in November to April, the lowest months.
Between 11 am and 2 pm
Across all the parks we cover, that three-hour window holds the most Four-Spotted Pennant sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 6 cities where we can rate Four-Spotted Pennant sightings, Austin ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Miami (United States, about 10%).
GBIF citizen-science records
It is estimated from how often the Four-Spotted Pennant is recorded against all the insects logged in Austin (326 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.
