Northern Rubber Boa
Northern Rubber BoaNorthern Rubber BoaNorthern Rubber BoaNorthern Rubber Boa

Northern Rubber Boa

Charina bottae

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
5–10% · Rare
overall probability at Yellowstone National Park
10 Verified records at Yellowstone National Park
June Best month highest sighting rate
☀️🌙 Day & Night When it's active Active throughout day and night

The rubber boa (Charina bottae) is a species of snake in the family Boidae and is native to western North America. It is sometimes known as the coastal rubber boa or the northern rubber boa and is not to be confused with the southern rubber boa (Charina umbratica). Wikipedia →

5–10% of wildlife watchers report a Northern Rubber Boa sighting in Yellowstone National Park, based on 10 days of visitor records from GBIF citizen-science data.

📅 Monthly Probability

<5
Jan
<5
Feb
<5
Mar
<5
Apr
<5
May
5–10
Jun
5–10
Jul
<5
Aug
5–10
Sep
<5
Oct
<5
Nov
<5
Dec

☀️🌙 When They're Spotted

Active throughout day and night · across all parks (global)

☀️🌙Day & Night
☀️🌙🌙12am6am12pm6pm12am

Global Distribution

Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.

where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is)  ·  parks where it occurs — tap a pin for the sighting probability there

Parks Where Found

# Park Country Probability
1 Sequoia and Kings Canyon National Parks 🇺🇸 United States
20–30%
2 Yosemite National Park 🇺🇸 United States
10–20%
3 Yellowstone National Park 🇺🇸 United States
5–10%
4 Grand Teton National Park 🇺🇸 United States
<5%
5 Redwood National Park 🇺🇸 United States
Insufficient data
6 Death Valley National Park 🇺🇸 United States
Insufficient data
7 Glacier National Park 🇺🇸 United States
Insufficient data
8 Olympic National Park 🇺🇸 United States
Insufficient data
9 Banff National Park 🇨🇦 Canada
Insufficient data

Quick answers

What are the chances of seeing a Northern Rubber Boa in Yellowstone National Park?

About 5% of wildlife watchers report a Northern Rubber Boa sighting in Yellowstone National Park, based on 10 days of visitor records from GBIF citizen-science data.

When is the best time to see Northern Rubber Boa in Yellowstone National Park?

June has the highest sighting rate for Northern Rubber Boa in Yellowstone National Park in our monthly data.

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