Silhouette: Lisa Nicvert · PhyloPic
Prodasineura sita
In 3 days ~20% in a week ~40%
Prodasineura sita, the stripe-headed threadtail, is a species of damselfly in the family Platycnemididae. It is endemic to Sri Lanka. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Colombo [Sri Jayawardenepura Kotte] | 🇱🇰 Sri Lanka |
With luck
About 10% of wildlife watchers report a Stripe-Headed Threadtail sighting in Colombo [Sri Jayawardenepura Kotte] on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 134th most-seen of the 182 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.
June, August–September and December–January
In those months about 10% of wildlife watchers report a Stripe-Headed Threadtail in Colombo [Sri Jayawardenepura Kotte] on a given day, against under 5% in February–May, July and October–November, the lowest months.
Only Colombo [Sri Jayawardenepura Kotte], in our data
Colombo [Sri Jayawardenepura Kotte] is the only city on Wallace's Line with enough records to rate Stripe-Headed Threadtail sightings: about 10% of wildlife watchers there report one on a given day.
Same family: Platycnemididae
The closest relatives of the Stripe-Headed Threadtail that you can see in Colombo [Sri Jayawardenepura Kotte] (family Platycnemididae, White-legged damselflies) are Marsh Dancer (about 20%) and Yellow Featherlegs (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Stripe-Headed Threadtail is recorded against all the insects logged in Colombo [Sri Jayawardenepura Kotte] (8 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.
