Daily sighting probability ~20% · Possible
at Miami

In 3 days ~40% in a week ~70%

611 Verified sightings at Miami
345 In all 7 parks From 2019 to 2026
November Best month
☀️🌙 Day & Night When it's spotted

About the Io Moth

Automeris io, the Io moth (EYE-oh) or peacock moth, is a colorful North American moth in the family Saturniidae. The Io moth is also a member of the subfamily Hemileucinae. The name Io comes from Greek mythology in which Io was a mortal lover of Zeus. The Io moth ranges from the southeast corner of Manitoba and in the southern extremes of Ontario, Quebec, New Brunswick and Nova Scotia in Canada, and in the US it is found from Montana, North Dakota, South Dakota, Nebraska, Colorado, New Mexico, Texas, Utah, east of those states and down to the southern end of Florida. The species was first described by Johan Christian Fabricius in 1775.

Imagines (sexually mature, reproductive stage) have a wingspan of 2.5–3.5 inches (63–88 mm). This species is sexually dimorphic: males have bright yellow forewings, body, and legs, while females have reddish-brown to purple forewings, body, and legs. The males also have much bigger plumose (feathery) antennae than the females. Both males and females have one big black to bluish eyespot with some white in the center, on each hindwing. Some hybridizations have resulted in variations in these hindwing eyespots. Adults live 1–2 weeks... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Great Smoky Mountains National Park 🇺🇸 United States
~20%
2 Big Cypress National Preserve 🇺🇸 United States
~20%
3 Shenandoah National Park 🇺🇸 United States
~10%
4 Everglades National Park 🇺🇸 United States
~10%
5 Cumbres de Monterrey National Park 🇲🇽 Mexico
~10%
6 Congaree National Park 🇺🇸 United States
~10%
7 Merritt Island National Wildlife Refuge 🇺🇸 United States
~10%

Cities Where Found

# City Country Daily sighting probability
1 Miami 🇺🇸 United States
~20%
2 San Luis Potosí 🇲🇽 México
~10%
3 Austin 🇺🇸 United States
~10%
4 Houston 🇺🇸 United States
~10%
5 Monterrey 🇲🇽 México
~10%
6 Orlando 🇺🇸 United States
<5%
7 Philadelphia 🇺🇸 United States
<5%
8 San Antonio 🇺🇸 United States
<5%
9 Mexico City 🇲🇽 México
<5%
10 Dallas 🇺🇸 United States
<5%

Before you go

What are the chances of seeing an Io Moth in Miami?

Possible

About 20% of wildlife watchers report an Io Moth sighting in Miami on a given day, based on 611 verified sightings from GBIF citizen-science data. It is the 15th most-seen of the 826 insects we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.

When is the best time to see an Io Moth in Miami?

May–June, August and October–January

In those months about 20% of wildlife watchers report an Io Moth in Miami on a given day, against about 10% in February–April, July and September, the lowest months.

What time of day is best to see an Io Moth?

Between 9 am and noon

Across all the parks we cover, that three-hour window holds the most Io Moth sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.

Is Miami the best place to see an Io Moth?

Yes

Of the 12 cities where we can rate Io Moth sightings, Miami has the highest daily chance: about 20%. Next come San Luis Potosí (México, about 10%) and Austin (United States, about 10%).

Which relatives of the Io Moth live in Miami?

Same family: Saturniidae

The closest relatives of the Io Moth that you can see in Miami (family Saturniidae, Emperor and Giant Silk Moths) are Polyphemus Moth (about 10%) and Pink-Striped Oakworm Moth (about 10%), with each one's daily chance of a sighting.

Where does the Io Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Io Moth is recorded against all the insects logged in Miami (611 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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