White-Shouldered House Moth

White-Shouldered House Moth

Endrosis sarcitrella

Daily sighting probability <5% · Rare
at Santiago

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

5 Verified sightings at Santiago
87 In all 4 parks From 2019 to 2026
December Best month
☀️🌙 Day & Night When it's spotted

About the White-Shouldered House Moth

The white-shouldered house moth (Endrosis sarcitrella) is a species of gelechioid moth. It belongs to the subfamily Oecophorinae of the concealer moth family (Oecophoridae), just like the brown house moth (Hofmannophila pseudospretella). Though several presumed congeners of E. sarcitrella were described, its genus Endrosis is currently understood to be monotypic.

This moth is a common species, found by now almost worldwide due to its synanthropic habits. It occurs regularly inside buildings, and being continuously-brooded, can be found at any time of year. It frequents light sources, and can be found in outbuildings where dried food such as grain is kept. It also inhabits birds nests.

The larva is a little grub-like caterpillar and lives on dry plant and animal debris, where it spins itself a small silken hideout. Recorded foodstuffs include dried fruits, cereals (including bran and flour) and other seeds, potatoes, rotting wood, and even insect specimens, wool and old textiles, and guano.

As type species of Endrosis, the white-shouldered house moth was originally included in the genus when it was established (by Jacob Hübner in 1825) as Alucita betulinella, a scientific... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Rakiura National Park 🇳🇿 New Zealand
~20%
2 Wadden Sea National Park 🇩🇪 Germany
~10%
3 Blue Mountains National Park 🇦🇺 Australia
~10%
4 Cairngorms National Park 🇬🇧 United Kingdom
~10%

Cities Where Found

# City Country Daily sighting probability
1 Liverpool 🇬🇧 United Kingdom
~20%
2 Birmingham 🇬🇧 United Kingdom
~10%
3 London 🇬🇧 United Kingdom
~10%
4 Auckland 🇳🇿 New Zealand
~10%
5 Manchester 🇬🇧 United Kingdom
~10%
6 Leeds 🇬🇧 United Kingdom
~10%
7 Dublin 🇮🇪 Ireland
~10%
8 Copenhagen 🇩🇰 Denmark
~10%
9 Seattle 🇺🇸 United States
~10%
10 Rotterdam [The Hague] 🇳🇱 Netherlands
<5%

Before you go

What are the chances of seeing a White-Shouldered House Moth in Santiago?

Rare

Under 5% of wildlife watchers report a White-Shouldered House Moth sighting in Santiago on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 154th most-seen of the 173 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 White-Shouldered House Moth in Santiago?

May, September and November–December

In those months about 10% of wildlife watchers report a White-Shouldered House Moth in Santiago on a given day, against under 5% in January–April, June–August and October, the lowest months.

What time of day is best to see a White-Shouldered House Moth?

Between 8 and 11 pm

Across all the parks we cover, that three-hour window holds the most White-Shouldered House Moth sightings with a recorded time, and about half of them come between 6 am and 6 pm: it is seen both by day and at night.

Is Santiago the best place to see a White-Shouldered House Moth?

12th of 16

Of the 16 cities where we can rate White-Shouldered House Moth sightings, Santiago ranks 12th at under 5%. The best odds are in Liverpool (United Kingdom, about 20%), Birmingham (United Kingdom, about 10%) and London (United Kingdom, about 10%).

Which relatives of the White-Shouldered House Moth live in Santiago?

Same order: Lepidoptera

The closest relatives of the White-Shouldered House Moth that you can see in Santiago (order Lepidoptera, Butterflies and Moths) are Subtropical Lady (about 40%), Leptotes trigemmatus (about 20%) and Large White (about 20%), with each one's daily chance of a sighting.

Where does the White-Shouldered House Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the White-Shouldered House Moth is recorded against all the insects logged in Santiago (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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