What are the chances of seeing a Coleotichus costatus in Perth?
Rare
Under 5% of wildlife watchers report a Coleotichus costatus sighting in Perth on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 254th most-seen of the 275 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.
When is the best time to see a Coleotichus costatus in Perth?
December
In that month about 10% of wildlife watchers report a Coleotichus costatus in Perth on a given day, against under 5% in January to November, the lowest months. That is one of Perth's driest months, with about 10 mm of rain against 130 mm in July.
Is Perth the best place to see a Coleotichus costatus?
Yes
Of the 2 cities where we can rate Coleotichus costatus sightings, Perth has the highest daily chance: under 5%. Next come Melbourne (Australia, under 5%).
Which relatives of the Coleotichus costatus live in Perth?
Same family: Pentatomidae
The closest relatives of the Coleotichus costatus that you can see in Perth (family Pentatomidae, Stink Bugs) are Poecilometis lineatus (about 10%), Gum Tree Shield Bug (about 10%) and Brown Soldier Bug (about 10%), with each one's daily chance of a sighting.
Where does the Coleotichus costatus sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Coleotichus costatus is recorded against all the insects logged in Perth (5 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.