Portland Downtown

Ecosystem Overview

The Portland Downtown ecosystem supports 100 documented wildlife species across 86 taxonomic genera. Located in Oregon, this area provides critical habitat for regional wildlife. The location hosts 21 frequently observed species and 19 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. This location ranks #57 for species diversity among 427 Oregon natural areas, placing it in the 87th 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

#57

Regional Rank

Out of 427 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#57 of 427 locations

87th percentile for diversity

vs. Oregon

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.

Branta canadensis

Canada goose

Very Common13 obs.

Sciurus carolinensis

Grey squirrel

Very Common12 obs.

Corvus brachyrhynchos

American Crow

Very Common10 obs.

Bellis perennis

daisy

Very Common5 obs.

Mycelis muralis

wall lettuce

Very Common4 obs.

Trifolium repens

Dutch clover

Common4 obs.

Junco hyemalis

dark-eyed junco

Common4 obs.

Harmonia axyridis

Harlequin ladybird

Common4 obs.

Ailanthus altissima

Tree of heaven

Common3 obs.

Arum italicum

italian lords-and-ladies

Common3 obs.

Apis mellifera

Western Honey Bee

Common3 obs.

Larus glaucescens

Glaucous-winged Gull

Occasional3 obs.

Calypte anna

Anna's Hummingbird

Occasional3 obs.

Ficaria verna

Lesser Celandine

Occasional3 obs.

Phytolacca americana

American pokeweed

Occasional2 obs.

Tellima grandiflora

fringecups

Occasional2 obs.

Geranium lucidum

Shining geranium

Occasional2 obs.

Eschscholzia californica

California poppy

Rare2 obs.

Melospiza melodia

Song Sparrow

Rare2 obs.

Aphelocoma californica

California/Woodhouse's Scrub-Jay

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 Portland Downtown. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

+1%

vs. Regional Average

Compared to 8 nearby locations in Oregon

Nearby Natural Areas

Oregon

Importance: 0.74

100 species

0% vs. current

Portland

Importance: 0.65

100 species

0% vs. current

Eugene

Importance: 0.54

100 species

0% vs. current

Salem

Importance: 0.51

100 species

0% vs. current

Corvallis

Importance: 0.48

100 species

0% vs. current

Bend

Importance: 0.47

100 species

0% vs. current

Medford

Importance: 0.47

100 species

0% vs. current

Astoria

Importance: 0.46

91 species

+10% 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 Oregon.

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

100

Species Count

+1%

vs. Regional Average

Compared to 8 nearby locations in Oregon

Nearby Natural Areas

Oregon

Importance: 0.74

100 species

0% vs. current

Portland

Importance: 0.65

100 species

0% vs. current

Eugene

Importance: 0.54

100 species

0% vs. current

Salem

Importance: 0.51

100 species

0% vs. current

Corvallis

Importance: 0.48

100 species

0% vs. current

Bend

Importance: 0.47

100 species

0% vs. current

Medford

Importance: 0.47

100 species

0% vs. current

Astoria

Importance: 0.46

91 species

+10% 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

#57

Regional Rank

Out of 427 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#57 of 427 locations

87th percentile for diversity

vs. Oregon

0% species diversity

Most Common Species

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

Branta canadensis

Canada goose

Very Common13 obs.

Sciurus carolinensis

Grey squirrel

Very Common12 obs.

Corvus brachyrhynchos

American Crow

Very Common10 obs.

Bellis perennis

daisy

Very Common5 obs.

Mycelis muralis

wall lettuce

Very Common4 obs.

Trifolium repens

Dutch clover

Common4 obs.

Junco hyemalis

dark-eyed junco

Common4 obs.

Harmonia axyridis

Harlequin ladybird

Common4 obs.

Ailanthus altissima

Tree of heaven

Common3 obs.

Arum italicum

italian lords-and-ladies

Common3 obs.

Apis mellifera

Western Honey Bee

Common3 obs.

Larus glaucescens

Glaucous-winged Gull

Occasional3 obs.

Calypte anna

Anna's Hummingbird

Occasional3 obs.

Ficaria verna

Lesser Celandine

Occasional3 obs.

Phytolacca americana

American pokeweed

Occasional2 obs.

Tellima grandiflora

fringecups

Occasional2 obs.

Geranium lucidum

Shining geranium

Occasional2 obs.

Eschscholzia californica

California poppy

Rare2 obs.

Melospiza melodia

Song Sparrow

Rare2 obs.

Aphelocoma californica

California/Woodhouse's Scrub-Jay

Rare2 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.