Sitka

Ecosystem Overview

The Sitka ecosystem supports 100 documented wildlife species across 92 taxonomic genera. Located in Sitka, Alaska, this area provides critical habitat with diverse natural communities. The location hosts 21 frequently observed species and 19 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby Green Lake, Sitka hosts 0% more species diversity. This location ranks #1 for species diversity among 8 Sitka County natural areas, placing it in the 88th percentile for biodiversity.

Biodiversity Highlights

100

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 8 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 8 locations

88th percentile for diversity

vs. Green Lake

+0% 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 100 total documented species.

Pisaster ochraceus

ochre stars

Very Common322 obs.

Katharina tunicata

Very Common214 obs.

Evasterias troschelii

Very Common71 obs.

Semibalanus cariosus

Very Common66 obs.

Pycnopodia helianthoides

Sunflower Sea Star

Very Common35 obs.

Dermasterias imbricata

Common28 obs.

Ariolimax columbianus

Pacific banana slug

Common23 obs.

Endocladia muricata

Common22 obs.

Haliotis kamtschatkana

pinto abalone

Common19 obs.

Neorhodomela larix

Common17 obs.

Hemigrapsus nudus

purple shore crab

Common15 obs.

Zostera marina

eelgrass

Occasional14 obs.

Cancer productus

Occasional14 obs.

Apostichopus californicus

California sea cucumber

Occasional14 obs.

Lepidozona mertensii

Occasional13 obs.

Strongylocentrotus droebachiensis

green sea urchin

Occasional12 obs.

Lysichiton americanus

American skunk cabbage

Occasional12 obs.

Haliaeetus leucocephalus

Bald Eagle

Rare12 obs.

Urticina grebelnyi

Rare11 obs.

Rubus spectabilis

Salmonberry

Rare11 obs.

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Most Common Species

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Get Your Personalized Field Guide

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Regional Comparison

Regional Ranking

100

Species Count

+1567%

vs. Regional Average

Compared to 7 nearby locations in Sitka County, Alaska

Nearby Natural Areas

Magic Island

Importance: 0.33

12 species

+733% vs. current

Saint Lazaria Island And Wilderness

Importance: 0.33

8 species

+1150% vs. current

Kutkan Island

Importance: 0.33

5 species

+1900% vs. current

Japonski Island

Importance: 0.33

5 species

+1900% vs. current

Middle Island

Importance: 0.33

1 species

+9900% vs. current

Kruzof Island

Importance: 0.22

8 species

+1150% vs. current

Swan Lake

Importance: 0.18

1 species

+9900% 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 Sitka 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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Regional Comparison

Regional Ranking

100

Species Count

+1567%

vs. Regional Average

Compared to 7 nearby locations in Sitka County, Alaska

Nearby Natural Areas

Magic Island

Importance: 0.33

12 species

+733% vs. current

Saint Lazaria Island And Wilderness

Importance: 0.33

8 species

+1150% vs. current

Kutkan Island

Importance: 0.33

5 species

+1900% vs. current

Japonski Island

Importance: 0.33

5 species

+1900% vs. current

Middle Island

Importance: 0.33

1 species

+9900% vs. current

Kruzof Island

Importance: 0.22

8 species

+1150% vs. current

Swan Lake

Importance: 0.18

1 species

+9900% vs. current

About This Comparison

Ecosystem Overview

Biodiversity Highlights

100

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 8 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 8 locations

88th percentile for diversity

vs. Green Lake

+0% species diversity

Most Common Species

Showing 20 most frequently observed species out of 100 total documented species.

Pisaster ochraceus

ochre stars

Very Common322 obs.

Katharina tunicata

Very Common214 obs.

Evasterias troschelii

Very Common71 obs.

Semibalanus cariosus

Very Common66 obs.

Pycnopodia helianthoides

Sunflower Sea Star

Very Common35 obs.

Dermasterias imbricata

Common28 obs.

Ariolimax columbianus

Pacific banana slug

Common23 obs.

Endocladia muricata

Common22 obs.

Haliotis kamtschatkana

pinto abalone

Common19 obs.

Neorhodomela larix

Common17 obs.

Hemigrapsus nudus

purple shore crab

Common15 obs.

Zostera marina

eelgrass

Occasional14 obs.

Cancer productus

Occasional14 obs.

Apostichopus californicus

California sea cucumber

Occasional14 obs.

Lepidozona mertensii

Occasional13 obs.

Strongylocentrotus droebachiensis

green sea urchin

Occasional12 obs.

Lysichiton americanus

American skunk cabbage

Occasional12 obs.

Haliaeetus leucocephalus

Bald Eagle

Rare12 obs.

Urticina grebelnyi

Rare11 obs.

Rubus spectabilis

Salmonberry

Rare11 obs.

Want the Complete Field Guide?

Get all 100 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.