Yreka

Ecosystem Overview

The Yreka ecosystem supports 73 documented wildlife species across 65 taxonomic genera. Located in Siskiyou County, California, this area provides critical habitat with diverse natural communities. The location hosts 15 frequently observed species and 14 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Siskiyou County nearby has 27% more documented species, Yreka offers unique wildlife observation opportunities. This location ranks #2 for species diversity among 18 Siskiyou County County natural areas, placing it in the 89th percentile for biodiversity.

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 18 locations

Species Distribution

Very Common15 species

Common22 species

Occasional22 species

Rare14 species

Regional Context

Regional Ranking

#2 of 18 locations

89th percentile for diversity

vs. Siskiyou County

-27% species diversity

Ecosystem Overview

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Biodiversity Highlights

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Species Distribution

Very Common‌

Common‌

Occasional‌

Rare‌

Regional Context

Regional Ranking

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Most Common Species

Showing 20 most frequently observed species out of 73 total documented species.

Haemorhous cassinii

Cassin's finch

Very Common9 obs.

Junco hyemalis

dark-eyed junco

Very Common7 obs.

Cardamine hirsuta

hairy bitter-cress

Very Common7 obs.

Ochlodes sylvanoides

Woodland Skipper

Very Common5 obs.

Burnsius communis

Common Checkered-Skipper

Very Common5 obs.

Fritillaria pudica

yellow-snowdrop

Common4 obs.

Anthidium manicatum

Wool Carder Bee

Common4 obs.

Eristalis hirta

Common3 obs.

Polistes dominula

Paper Wasp

Common3 obs.

Branta canadensis

Canada goose

Common3 obs.

Zelus renardii

Common3 obs.

Pieris rapae

small white

Occasional2 obs.

Bibio albipennis

Occasional2 obs.

Atalopedes campestris

Sachem

Occasional2 obs.

Halyomorpha halys

Brown Marmorated Stink Bug

Occasional2 obs.

Lamium amplexicaule

henbit dead-nettle

Occasional2 obs.

Olsynium douglasii

Douglas' grasswidow

Occasional2 obs.

Larus delawarensis

Ring-billed Gull

Rare2 obs.

Calypte anna

Anna's Hummingbird

Rare2 obs.

Eupeodes fumipennis

Rare2 obs.

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Most Common Species

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Get Your Personalized Field Guide

Download a professional PDF field guide featuring all the species found in Yreka. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

Species Count

+356%

vs. Regional Average

Compared to 8 nearby locations in Siskiyou County County, California

Nearby Natural Areas

Siskiyou County

Importance: 0.45

100 species

-27% vs. current

Kangaroo Lake

Importance: 0.35

7 species

+943% vs. current

Cedar Lake

Importance: 0.35

5 species

+1360% vs. current

Gumboot Lake

Importance: 0.35

4 species

+1725% vs. current

Little Duck Lake

Importance: 0.35

4 species

+1725% vs. current

Isinglass Lake

Importance: 0.35

3 species

+2333% vs. current

Towhead Lake

Importance: 0.35

2 species

+3550% vs. current

Taylor Lake

Importance: 0.35

2 species

+3550% vs. current

About This Comparison

These comparisons are based on documented wildlife observations from citizen science data. Locations with higher species counts may have more observation activity, different habitat types, or larger coverage areas. Regional rankings help identify biodiversity hotspots and unique natural areas within Siskiyou County County.

Regional Comparison

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Regional Ranking

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Species Count

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vs. Regional Average

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Nearby Natural Areas

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About This Comparison

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Regional Comparison

Regional Ranking

Species Count

+356%

vs. Regional Average

Compared to 8 nearby locations in Siskiyou County County, California

Nearby Natural Areas

Siskiyou County

Importance: 0.45

100 species

-27% vs. current

Kangaroo Lake

Importance: 0.35

7 species

+943% vs. current

Cedar Lake

Importance: 0.35

5 species

+1360% vs. current

Gumboot Lake

Importance: 0.35

4 species

+1725% vs. current

Little Duck Lake

Importance: 0.35

4 species

+1725% vs. current

Isinglass Lake

Importance: 0.35

3 species

+2333% vs. current

Towhead Lake

Importance: 0.35

2 species

+3550% vs. current

Taylor Lake

Importance: 0.35

2 species

+3550% vs. current

About This Comparison

Ecosystem Overview

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 18 locations

Species Distribution

Very Common15 species

Common22 species

Occasional22 species

Rare14 species

Regional Context

Regional Ranking

#2 of 18 locations

89th percentile for diversity

vs. Siskiyou County

-27% species diversity

Most Common Species

Showing 20 most frequently observed species out of 73 total documented species.

Haemorhous cassinii

Cassin's finch

Very Common9 obs.

Junco hyemalis

dark-eyed junco

Very Common7 obs.

Cardamine hirsuta

hairy bitter-cress

Very Common7 obs.

Ochlodes sylvanoides

Woodland Skipper

Very Common5 obs.

Burnsius communis

Common Checkered-Skipper

Very Common5 obs.

Fritillaria pudica

yellow-snowdrop

Common4 obs.

Anthidium manicatum

Wool Carder Bee

Common4 obs.

Eristalis hirta

Common3 obs.

Polistes dominula

Paper Wasp

Common3 obs.

Branta canadensis

Canada goose

Common3 obs.

Zelus renardii

Common3 obs.

Pieris rapae

small white

Occasional2 obs.

Bibio albipennis

Occasional2 obs.

Atalopedes campestris

Sachem

Occasional2 obs.

Halyomorpha halys

Brown Marmorated Stink Bug

Occasional2 obs.

Lamium amplexicaule

henbit dead-nettle

Occasional2 obs.

Olsynium douglasii

Douglas' grasswidow

Occasional2 obs.

Larus delawarensis

Ring-billed Gull

Rare2 obs.

Calypte anna

Anna's Hummingbird

Rare2 obs.

Eupeodes fumipennis

Rare2 obs.

Want the Complete Field Guide?

Get all 73 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.

Premium field guide includes identification tips, seasonal patterns, and professional layout optimized for field use.