Oxysarcodexia varia
In 3 days ~10% in a week ~20%
Oxysarcodexia varia, commonly known by the name striped dung fly, is a species of insect in the family Sarcophagidae. It is found in parts of South America, Polynesia, Norfolk Island, and New Zealand. The thorax of the fly is stripped from the head to tail with black and yellow stripes, the fly's legs are bristly and almost look fluffy. They look very much like the European flesh fly and share similar traits.
The Striped dung fly is considered to have originated South America and is now present across Oceania. It is found in Argentina, Brazil, Chile, Uruguay, Fiji, French Polynesia, Norfolk Island and New Zealand. The striped dung fly has been found throughout New Zealand and with a higher abundance of observations on the North Island. These sightings include Sutton Lake, Hurford, Otago, Kaikoura, Kerikeri, Tasman, Taranaki, Manawatū, Rotarua Island, Ruahine Ranges, Omaha Beach and Purakaunui.
The striped dung fly is found around the summer months and is commonly found in rubbish, long grasses and flowers. Their main habitat is open pastures and farms. This is due to the animal dung and... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Egmont National Park | 🇳🇿 New Zealand | |
| 2 | Fiordland National Park | 🇳🇿 New Zealand |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Buenos Aires | 🇦🇷 Argentina |
Rare
Under 5% of wildlife watchers report a Striped Dung Fly sighting in Buenos Aires on a given day, based on 10 verified sightings from GBIF citizen-science data. It is the 404th most-seen of the 558 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.
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Striped Dung Fly in Buenos Aires on a given day, so our monthly data shows no clear season.
Between noon and 3 pm
Across all the parks we cover, that three-hour window holds the most Striped Dung Fly sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Only Buenos Aires, in our data
Buenos Aires is the only city on Wallace's Line with enough records to rate Striped Dung Fly sightings: under 5% of wildlife watchers there report one on a given day.
Same order: Diptera
The closest relatives of the Striped Dung Fly that you can see in Buenos Aires (order Diptera, Flies) are Stripe-Eyed Lagoon Fly (about 10%), Black Soldier Fly (about 10%) and Dioprosopa clavatus (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Striped Dung Fly is recorded against all the insects logged in Buenos Aires (10 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.
