Bay Sucker

Bay Sucker

Lauritrioza alacris

Daily sighting probability <5% · Rare
at Rome

In 3 days ~10% in a week ~30%

5 Verified sightings at Rome
January Best month

About the Bay Sucker

Lauritrioza is a monotypic genus of sap-sucking Psyllid bugs in the family Triozidae. The single species Lauritrioza alacris (originally described as Trioza alacris) creates galls on the leaves of Laurus species: mostly in Europe, including the British Isles, but also introduced to western N. America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Liverpool 🇬🇧 United Kingdom
~10%
2 Athens 🇬🇷 Greece
~10%
3 London 🇬🇧 United Kingdom
~10%
4 Rome 🇮🇹 Italy
<5%
5 Madrid 🇪🇸 Spain
<5%
6 Paris 🇫🇷 France
<5%
7 San Francisco 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Bay Sucker in Rome?

Rare

Under 5% of wildlife watchers report a Bay Sucker sighting in Rome on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 247th most-seen of the 289 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 Bay Sucker in Rome?

January, April–June and October

In those months about 10% of wildlife watchers report a Bay Sucker in Rome on a given day, against under 5% in February–March, July–September and November–December, the lowest months.

Is Rome the best place to see a Bay Sucker?

4th of 7

Of the 7 cities where we can rate Bay Sucker sightings, Rome ranks 4th at under 5%. The best odds are in Liverpool (United Kingdom, about 10%), Athens (Greece, about 10%) and London (United Kingdom, about 10%).

Which relatives of the Bay Sucker live in Rome?

Same order: Hemiptera

The closest relatives of the Bay Sucker that you can see in Rome (order Hemiptera, True Bugs, Hoppers, Aphids, and allies) are European Firebug (about 30%), Ash Cicada (about 20%) and European Striped Shield Bug (about 20%), with each one's daily chance of a sighting.

Where does the Bay Sucker sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Bay Sucker is recorded against all the insects logged in Rome (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.

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