Smith Lake

Ecosystem Overview

The Smith Lake ecosystem supports 15 documented wildlife species across 15 taxonomic genera. Located in Multnomah County, Oregon, this area provides critical habitat with diverse natural communities. The location hosts 4 frequently observed species and 2 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Multnomah County nearby has 85% more documented species, Smith Lake offers unique wildlife observation opportunities. This location ranks #15 for species diversity among 21 Multnomah County County natural areas, placing it in the 29th 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

#15

Regional Rank

Out of 21 locations

Species Distribution

Very Common4 species

Common4 species

Occasional5 species

Rare2 species

Regional Context

Regional Ranking

#15 of 21 locations

29th percentile for diversity

vs. Multnomah County

-85% 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 15 total documented species.

Sagittaria latifolia

Broadleaf arrowhead

Very Common2 obs.

Libellula forensis

Eight-spotted Skimmer

Very Common1 obs.

Ambystoma macrodactylum

Long-toed Salamander

Very Common1 obs.

Thamnophis sirtalis

Common Garter Snake

Very Common1 obs.

Pandion haliaetus

osprey

Very Common1 obs.

Melospiza melodia

Song Sparrow

Common1 obs.

Thryomanes bewickii

Bewick'S Wren (Spilurus Group)

Common1 obs.

Aix sponsa

wood duck

Common1 obs.

Cortinarius uliginosus

Marsh Webcap

Common1 obs.

Eragrostis hypnoides

Teal Lovegrass

Common1 obs.

Agonum melanarium

Common1 obs.

Haemorhous mexicanus

House Finch

Occasional1 obs.

Dryobates pubescens

Downy Woodpecker

Occasional1 obs.

Butorides virescens

green heron

Occasional1 obs.

Ardea alba

Great Egret

Occasional1 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 Smith Lake. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

Species Count

-50%

vs. Regional Average

Compared to 8 nearby locations in Multnomah County County, Oregon

Nearby Natural Areas

Multnomah County

Importance: 0.45

100 species

-85% vs. current

Gresham

Importance: 0.43

62 species

-76% vs. current

Oaks Bottom Lake

Importance: 0.35

20 species

-25% vs. current

Crystal Springs Lake

Importance: 0.35

18 species

-17% vs. current

Sandy River

Importance: 0.35

16 species

-6% vs. current

Bybee Lake

Importance: 0.35

15 species

0% vs. current

Force Lake

Importance: 0.35

5 species

+200% vs. current

Mill Pond

Importance: 0.35

3 species

+400% 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 Multnomah 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

-50%

vs. Regional Average

Compared to 8 nearby locations in Multnomah County County, Oregon

Nearby Natural Areas

Multnomah County

Importance: 0.45

100 species

-85% vs. current

Gresham

Importance: 0.43

62 species

-76% vs. current

Oaks Bottom Lake

Importance: 0.35

20 species

-25% vs. current

Crystal Springs Lake

Importance: 0.35

18 species

-17% vs. current

Sandy River

Importance: 0.35

16 species

-6% vs. current

Bybee Lake

Importance: 0.35

15 species

0% vs. current

Force Lake

Importance: 0.35

5 species

+200% vs. current

Mill Pond

Importance: 0.35

3 species

+400% 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

#15

Regional Rank

Out of 21 locations

Species Distribution

Very Common4 species

Common4 species

Occasional5 species

Rare2 species

Regional Context

Regional Ranking

#15 of 21 locations

29th percentile for diversity

vs. Multnomah County

-85% species diversity

Most Common Species

Showing 20 most frequently observed species out of 15 total documented species.

Sagittaria latifolia

Broadleaf arrowhead

Very Common2 obs.

Libellula forensis

Eight-spotted Skimmer

Very Common1 obs.

Ambystoma macrodactylum

Long-toed Salamander

Very Common1 obs.

Thamnophis sirtalis

Common Garter Snake

Very Common1 obs.

Pandion haliaetus

osprey

Very Common1 obs.

Melospiza melodia

Song Sparrow

Common1 obs.

Thryomanes bewickii

Bewick'S Wren (Spilurus Group)

Common1 obs.

Aix sponsa

wood duck

Common1 obs.

Cortinarius uliginosus

Marsh Webcap

Common1 obs.

Eragrostis hypnoides

Teal Lovegrass

Common1 obs.

Agonum melanarium

Common1 obs.

Haemorhous mexicanus

House Finch

Occasional1 obs.

Dryobates pubescens

Downy Woodpecker

Occasional1 obs.

Butorides virescens

green heron

Occasional1 obs.

Ardea alba

Great Egret

Occasional1 obs.

Want the Complete Field Guide?

Get all 15 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.