Yellow-Headed Snail Parasitic Blowfly

Yellow-Headed Snail Parasitic Blowfly

Amenia imperialis

Endemic
Daily sighting probability <5% · Rare
at Blue Mountains National Park

In 3 days ~10% in a week ~20%

6 Verified sightings at Blue Mountains National Park From 2019 to 2026
6 In 1 park
May Best month
☀️ Diurnal When it's spotted

About the Yellow-Headed Snail Parasitic Blowfly

Amenia imperialis is a blowfly in the family Calliphoridae. Studies suggest that Amenia imperialis is macrolarviparous, giving birth to well developed and large larvae. Amenia imperialis is found in Australia. It has been reported that "... that two other "forms" of A. imperialis can be distinguished: one occurring in northwestern Australia and arid areas of New South Wales and Queensland, the other in the vicinity of Cooktown, Queensland." Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Blue Mountains National Park 🇦🇺 Australia
<5%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Sydney 🇦🇺 Australia
<5%

Before you go

What are the chances of seeing a Yellow-Headed Snail Parasitic Blowfly in Blue Mountains National Park?

Rare

Under 5% of wildlife watchers report a Yellow-Headed Snail Parasitic Blowfly sighting in Blue Mountains National Park on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 681st most-seen of the 789 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 Yellow-Headed Snail Parasitic Blowfly in Blue Mountains National Park?

February, April–May and October

In those months about 10% of wildlife watchers report a Yellow-Headed Snail Parasitic Blowfly in Blue Mountains National Park on a given day, against under 5% in March, June–September and November–January, the lowest months.

What time of day is best to see a Yellow-Headed Snail Parasitic Blowfly?

Between 11 am and 2 pm

Across all the parks we cover, that three-hour window holds the most Yellow-Headed Snail Parasitic Blowfly sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Where else can you see a Yellow-Headed Snail Parasitic Blowfly?

Only Blue Mountains National Park, in our data

Blue Mountains National Park is the only park on Wallace's Line with enough records to rate Yellow-Headed Snail Parasitic Blowfly sightings: under 5% of wildlife watchers there report one on a given day.

Where does the Yellow-Headed Snail Parasitic Blowfly sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Yellow-Headed Snail Parasitic Blowfly is recorded against all the insects logged in Blue Mountains National Park (6 verified sightings from 2019 to 2026), 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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