What are the chances of seeing a Campyloneura virgula in San Francisco?
Rare
Under 5% of wildlife watchers report a Campyloneura virgula sighting in San Francisco on a given day, based on 148 verified sightings from GBIF citizen-science data. It is the 123rd most-seen of the 737 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.
When is the best time to see a Campyloneura virgula in San Francisco?
April to June
In those months about 10% of wildlife watchers report a Campyloneura virgula in San Francisco on a given day, against under 5% in July to March, the lowest months. Those are among San Francisco's driest months, with about 20 mm of rain a month against 110 mm in December.
What time of day is best to see a Campyloneura virgula?
Between 4 and 7 pm
Across all the parks we cover, that three-hour window holds the most Campyloneura virgula sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Is San Francisco the best place to see a Campyloneura virgula?
27th of 35
Of the 35 cities where we can rate Campyloneura virgula sightings, San Francisco ranks 27th at under 5%. The best odds are in Hamburg (Germany, about 10%), Berlin (Germany, about 10%) and London (United Kingdom, about 10%).
Where does the Campyloneura virgula sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Campyloneura virgula is recorded against all the insects logged in San Francisco (148 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.