Classification
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All Names

  • English
    • Southern Pacific Rattlesnake
  • Scientific Names
    • Crotalus oreganus helleri
    • Crotalus helleri
    • Crotalus viridis helleri

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Recent observations

Photos / Sounds

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What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Date

March 30, 2015

Place

(Somewhere...)

Photos / Sounds

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What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Date

March 29, 2015

Place

(Somewhere...)

Photos / Sounds

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What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Date

March 29, 2015

Place

(Somewhere...)

Photos / Sounds

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What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Date

March 28, 2015

Place

(Somewhere...)

Photos / Sounds

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What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Observer

kclarksdnhmorg

Date

March 19, 2008

Photos / Sounds

What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Observer

ariz

Date

March 24, 2015 03:35 PM PDT

Photos / Sounds

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What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Observer

rschwe3414aolcom

Date

August 28, 2012

Photos / Sounds

What

Crotalus helleri Crotalus oreganus ssp. helleri

Observer

eclong

Date

March 25, 2015 11:00 AM PDT

Description

The pictures are lousy but I got a good look at it before it hauled itself off the trail to avoid the screaming hikers.

Photos / Sounds

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What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Date

March 25, 2015

Place

(Somewhere...)

Photos / Sounds

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What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Observer

willyrox05

Date

March 24, 2015 10:11 AM PDT

Description

Small size snake

Photos / Sounds

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What

southern pacific rattlesnake Crotalus oreganus ssp. helleri

Observer

asemerdj

Date

March 23, 2015

Place

(Somewhere...)

Photos / Sounds

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What

Southern Pacific Rattlesnake Crotalus oreganus ssp. helleri

Date

March 22, 2015

Place

(Somewhere...)

Description

Female. Sure looked gravid. Really late or just constipated?

View all observations

Description from Wikipedia

Crotalus oreganus helleri is a venomous pitviper subspecies found in southwestern California and south into Baja California, Mexico.

No range data available.