Fort Collins

Ecosystem Overview

The Fort Collins ecosystem supports 100 documented wildlife species across 91 taxonomic genera. Located in Larimer County, Colorado, 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 Loveland, Fort Collins hosts 9900% more species diversity. This location ranks #2 for species diversity among 45 Larimer County County natural areas, placing it in the 96th 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 45 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#2 of 45 locations

96th percentile for diversity

vs. Loveland

+9900% 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.

Physaria bellii

Very Common62 obs.

Ardea herodias

Great Blue Heron

Very Common27 obs.

Papilio multicaudata

Two-Tailed Tiger Swallowtail

Very Common25 obs.

Haemorhous mexicanus

House Finch

Very Common25 obs.

Cynomys ludovicianus

Black-tailed Prairie Dog

Very Common25 obs.

Anas platyrhynchos

mallard

Common25 obs.

Sciurus niger

Cat Squirrel

Common22 obs.

Astragalus tridactylicus

Common19 obs.

Townsendia hookeri

Hooker's townsend daisy

Common18 obs.

Asclepias speciosa

showy milkweed

Common18 obs.

Branta canadensis

Canada goose

Common17 obs.

Penstemon secundiflorus

Occasional16 obs.

Spinus tristis

American goldfinch

Occasional16 obs.

Popillia japonica

Japanese Beetle

Occasional15 obs.

Turdus migratorius

American Robin

Occasional15 obs.

Tyta luctuosa

four-spotted

Occasional15 obs.

Musineon divaricatum

plains musineon

Occasional14 obs.

Harmonia axyridis

Harlequin ladybird

Rare14 obs.

Ipomopsis spicata

Rare14 obs.

Apis mellifera

Western Honey Bee

Rare13 obs.

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Most Common Species

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

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Regional Comparison

Regional Ranking

100

Species Count

+117%

vs. Regional Average

Compared to 8 nearby locations in Larimer County County, Colorado

Nearby Natural Areas

Loveland

Importance: 0.46

1 species

+9900% vs. current

Larimer County

Importance: 0.46

100 species

0% vs. current

Estes Park

Importance: 0.39

100 species

0% vs. current

Loveland

Importance: 0.35

100 species

0% vs. current

Bear Lake

Importance: 0.35

23 species

+335% vs. current

Sheldon Lake

Importance: 0.35

15 species

+567% vs. current

Emerald Lake

Importance: 0.35

14 species

+614% vs. current

Dixon Reservoir

Importance: 0.35

11 species

+809% 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 Larimer 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

100

Species Count

+117%

vs. Regional Average

Compared to 8 nearby locations in Larimer County County, Colorado

Nearby Natural Areas

Loveland

Importance: 0.46

1 species

+9900% vs. current

Larimer County

Importance: 0.46

100 species

0% vs. current

Estes Park

Importance: 0.39

100 species

0% vs. current

Loveland

Importance: 0.35

100 species

0% vs. current

Bear Lake

Importance: 0.35

23 species

+335% vs. current

Sheldon Lake

Importance: 0.35

15 species

+567% vs. current

Emerald Lake

Importance: 0.35

14 species

+614% vs. current

Dixon Reservoir

Importance: 0.35

11 species

+809% 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 45 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#2 of 45 locations

96th percentile for diversity

vs. Loveland

+9900% species diversity

Most Common Species

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

Physaria bellii

Very Common62 obs.

Ardea herodias

Great Blue Heron

Very Common27 obs.

Papilio multicaudata

Two-Tailed Tiger Swallowtail

Very Common25 obs.

Haemorhous mexicanus

House Finch

Very Common25 obs.

Cynomys ludovicianus

Black-tailed Prairie Dog

Very Common25 obs.

Anas platyrhynchos

mallard

Common25 obs.

Sciurus niger

Cat Squirrel

Common22 obs.

Astragalus tridactylicus

Common19 obs.

Townsendia hookeri

Hooker's townsend daisy

Common18 obs.

Asclepias speciosa

showy milkweed

Common18 obs.

Branta canadensis

Canada goose

Common17 obs.

Penstemon secundiflorus

Occasional16 obs.

Spinus tristis

American goldfinch

Occasional16 obs.

Popillia japonica

Japanese Beetle

Occasional15 obs.

Turdus migratorius

American Robin

Occasional15 obs.

Tyta luctuosa

four-spotted

Occasional15 obs.

Musineon divaricatum

plains musineon

Occasional14 obs.

Harmonia axyridis

Harlequin ladybird

Rare14 obs.

Ipomopsis spicata

Rare14 obs.

Apis mellifera

Western Honey Bee

Rare13 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.