Quiller

Quiller

Erethizon dorsatus

Silhouette: PhyloPic

Daily sighting probability <5% · Rare
at Great Bear Rainforest

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

5 Verified sightings at Great Bear Rainforest From 2019 to 2026
449 In all 12 parks
June Best month
☀️🌙 Day & Night When it's spotted

Sounds

Recording0:18

Canada · 2021

© Stewart Zeyl · iNaturalist · CC BY-NC 4.0

Recording0:45

United States · 2024

© Desiree L. Narango · iNaturalist · CC BY 4.0

Recording0:10

Canada · 2017

© Ellen U. · iNaturalist · CC BY-NC 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Denali National Park 🇺🇸 United States
~50%
2 Acadia National Park 🇺🇸 United States
~40%
3 Katmai National Park 🇺🇸 United States
~30%
4 Elk Island National Park 🇨🇦 Canada
~30%
5 Kluane National Park 🇨🇦 Canada
~30%
6 Badlands National Park 🇺🇸 United States
~20%
7 Banff National Park 🇨🇦 Canada
~20%
8 Jasper National Park 🇨🇦 Canada
~10%
9 Grand Teton National Park 🇺🇸 United States
~10%
10 Zion National Park 🇺🇸 United States
~10%
11 Yellowstone National Park 🇺🇸 United States
~10%
12 Great Bear Rainforest 🇨🇦 Canada
<5%

Cities Where Found

# City Country Daily sighting probability
1 Calgary 🇨🇦 Canada
~20%
2 Edmonton 🇨🇦 Canada
~10%
3 Austin 🇺🇸 United States
~10%
4 San Antonio 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Quiller in Great Bear Rainforest?

Rare

Under 5% of wildlife watchers report a Quiller sighting in Great Bear Rainforest on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 32nd most-seen of the 35 mammals 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 Quiller in Great Bear Rainforest?

June to August

In those months about 10% of wildlife watchers report a Quiller in Great Bear Rainforest on a given day, against under 5% in September to May, the lowest months. Those are among Great Bear Rainforest's driest months, with about 150 mm of rain a month against 480 mm in November.

What time of day is best to see a Quiller?

Between 7 and 10 pm

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

Which relatives of the Quiller live in Great Bear Rainforest?

Same order: Rodentia

The closest relatives of the Quiller that you can see in Great Bear Rainforest (order Rodentia, Rodents) are American Red Squirrel (about 40%), American Beaver (about 20%) and Douglas' Squirrel (about 10%), with each one's daily chance of a sighting.

Where does the Quiller sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Quiller is recorded against all the mammals logged in Great Bear Rainforest (5 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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