Psephenus texanus
In 3 days ~10% in a week ~20%
Psephenus texanus, the Texas water penny, is a species of water penny beetle in the family Psephenidae. It is found in Texas and northeastern Mexico. Wikipedia →
| # | Park | Country | Daily sighting probability |
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More parks will be added in future updates.
Rare
Under 5% of wildlife watchers report a Texas Water Penny Beetle sighting in Monterrey on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 327th most-seen of the 413 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.
February
In that month about 10% of wildlife watchers report a Texas Water Penny Beetle in Monterrey on a given day, against under 5% in March to January, the lowest months. That is one of Monterrey's driest months, with about 20 mm of rain against 200 mm in September.
Among the best
Of the 2 cities where we can rate Texas Water Penny Beetle sightings, Monterrey ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Austin (United States, under 5%).
Same order: Coleoptera
The closest relatives of the Texas Water Penny Beetle that you can see in Monterrey (order Coleoptera, Beetles) are Asian Lady Beetle (about 20%), Ashy Gray Lady Beetle (about 10%) and Convergent Lady Beetle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Texas Water Penny Beetle is recorded against all the insects logged in Monterrey (9 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.
