Howarth's White

Howarth's White

Ganyra howarthi

Endemic
Daily sighting probability ~20% · Possible
at Bahía de Loreto National Park

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

18 Verified sightings at Bahía de Loreto National Park From 2019 to 2026
18 In 1 park
November Best month
☀️ Diurnal When it's spotted

About the Howarth's White

Ganyra howarthi, Howarth's white, is a butterfly in the family Pieridae. It is found along the coast in the southern half of Baja California and Sonora in Mexico. It is also found in extreme southern Arizona. The habitat consists of thorn forests and desert scrubs. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Bahía de Loreto National Park 🇲🇽 Mexico
~20%

More parks will be added in future updates.

Before you go

What are the chances of seeing a Howarth's White in Bahía de Loreto National Park?

Possible

About 20% of wildlife watchers report a Howarth's White sighting in Bahía de Loreto National Park on a given day, based on 18 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 21st most-seen of the 57 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 a Howarth's White in Bahía de Loreto National Park?

November

In that month about 40% of wildlife watchers report a Howarth's White in Bahía de Loreto National Park on a given day, against under 5% in January and May–September, the lowest months.

What time of day is best to see a Howarth's White?

Between 9 am and noon

Across all the parks we cover, that three-hour window holds the most Howarth's White sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Where else can you see a Howarth's White?

Only Bahía de Loreto National Park, in our data

Bahía de Loreto National Park is the only park on Wallace's Line with enough records to rate Howarth's White sightings: about 20% of wildlife watchers there report one on a given day.

Which relatives of the Howarth's White live in Bahía de Loreto National Park?

Same family: Pieridae

The closest relatives of the Howarth's White that you can see in Bahía de Loreto National Park (family Pieridae, Whites, Yellows, and Sulphurs) are Great Southern White (about 40%), Large Orange Sulphur (about 20%) and Southern Dogface (about 20%), with each one's daily chance of a sighting.

Where does the Howarth's White sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Howarth's White is recorded against all the insects logged in Bahía de Loreto National Park (18 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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