What are the chances of seeing a Prothonotary Warbler in Philadelphia?
Rare
Under 5% of wildlife watchers report a Prothonotary Warbler sighting in Philadelphia on a given day, based on 52 verified sightings from GBIF citizen-science data. It is the 200th most-seen of the 248 birds we can rate there. Over three days the chance rises to under 5%, if each day is a fresh chance.
When is the best time to see a Prothonotary Warbler in Philadelphia?
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Prothonotary Warbler in Philadelphia on a given day, so our monthly data shows no clear season.
What time of day is best to see a Prothonotary Warbler?
Between 8 and 11 am
Across all the parks we cover, that three-hour window holds the most Prothonotary Warbler sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Is Philadelphia the best place to see a Prothonotary Warbler?
18th of 27
Of the 27 cities where we can rate Prothonotary Warbler sightings, Philadelphia ranks 18th at under 5%. The best odds are in Barranquilla (Colombia, about 10%), Panama City (Panama, about 10%) and Havana (Cuba, under 5%).
Which relatives of the Prothonotary Warbler live in Philadelphia?
Same family: Parulidae
The closest relatives of the Prothonotary Warbler that you can see in Philadelphia (family Parulidae, New World Warblers) are Common Yellowthroat (about 20%), Yellow-rumped Warbler (about 20%) and American Redstart (about 10%), with each one's daily chance of a sighting.
Where does the Prothonotary Warbler sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Prothonotary Warbler is recorded against all the birds logged in Philadelphia (52 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.