Bartlett Reservoir

Ecosystem Overview

The Bartlett Reservoir ecosystem supports 32 documented wildlife species across 31 taxonomic genera. Located in Maricopa County, Arizona, this area provides critical habitat with diverse natural communities. The location hosts 7 frequently observed species and 6 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Scottsdale nearby has 68% more documented species, Bartlett Reservoir offers unique wildlife observation opportunities. This location ranks #11 for species diversity among 24 Maricopa County County natural areas, placing it in the 54th 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

#11

Regional Rank

Out of 24 locations

Species Distribution

Very Common7 species

Common10 species

Occasional9 species

Rare6 species

Regional Context

Regional Ranking

#11 of 24 locations

54th percentile for diversity

vs. Scottsdale

-68% 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 32 total documented species.

Xanthium strumarium

rough cocklebur

Very Common10 obs.

Carnegiea gigantea

Saguaro

Very Common4 obs.

Euploca procumbens

Fourspike heliotrope

Very Common3 obs.

Cynodon dactylon

Bermudagrass

Very Common3 obs.

Cathartes aura

Turkey Vulture

Very Common2 obs.

Argemone ochroleuca

Mexican-poppy

Common2 obs.

Fouquieria splendens

vine-cactus

Common2 obs.

Calibrachoa parviflora

Seaside petunia

Common2 obs.

Xanthium orientale

Californian Burr

Common2 obs.

Mentzelia longiloba

Common2 obs.

Corbicula fluminea

asian clam

Common2 obs.

Faxonius virilis

virile crayfish

Occasional2 obs.

Tegrodera aloga

Occasional1 obs.

Apis mellifera

Western Honey Bee

Occasional1 obs.

Arctosa littoralis

Shoreline Wolf Spider

Occasional1 obs.

Heliotropium curassavicum

Seaside Lavender

Occasional1 obs.

Salvia columbariae

California chia

Occasional1 obs.

Senna covesii

Rare1 obs.

Senegalia greggii

catclaw acacia

Rare1 obs.

Celtis pallida

spiny hackberry

Rare1 obs.

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Most Common Species

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Want the Complete Field Guide?

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Get Your Personalized Field Guide

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

$6.99

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

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Regional Comparison

Regional Ranking

Species Count

-59%

vs. Regional Average

Compared to 8 nearby locations in Maricopa County County, Arizona

Nearby Natural Areas

Scottsdale

Importance: 0.51

100 species

-68% vs. current

Maricopa County

Importance: 0.43

100 species

-68% vs. current

Paradise Valley

Importance: 0.36

34 species

-6% vs. current

Phoenix

Importance: 0.35

100 species

-68% vs. current

Tempe

Importance: 0.35

100 species

-68% vs. current

Glendale

Importance: 0.35

100 species

-68% vs. current

Goodyear

Importance: 0.35

69 species

-54% vs. current

Avondale

Importance: 0.35

31 species

+3% 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 Maricopa 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

-59%

vs. Regional Average

Compared to 8 nearby locations in Maricopa County County, Arizona

Nearby Natural Areas

Scottsdale

Importance: 0.51

100 species

-68% vs. current

Maricopa County

Importance: 0.43

100 species

-68% vs. current

Paradise Valley

Importance: 0.36

34 species

-6% vs. current

Phoenix

Importance: 0.35

100 species

-68% vs. current

Tempe

Importance: 0.35

100 species

-68% vs. current

Glendale

Importance: 0.35

100 species

-68% vs. current

Goodyear

Importance: 0.35

69 species

-54% vs. current

Avondale

Importance: 0.35

31 species

+3% 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

#11

Regional Rank

Out of 24 locations

Species Distribution

Very Common7 species

Common10 species

Occasional9 species

Rare6 species

Regional Context

Regional Ranking

#11 of 24 locations

54th percentile for diversity

vs. Scottsdale

-68% species diversity

Most Common Species

Showing 20 most frequently observed species out of 32 total documented species.

Xanthium strumarium

rough cocklebur

Very Common10 obs.

Carnegiea gigantea

Saguaro

Very Common4 obs.

Euploca procumbens

Fourspike heliotrope

Very Common3 obs.

Cynodon dactylon

Bermudagrass

Very Common3 obs.

Cathartes aura

Turkey Vulture

Very Common2 obs.

Argemone ochroleuca

Mexican-poppy

Common2 obs.

Fouquieria splendens

vine-cactus

Common2 obs.

Calibrachoa parviflora

Seaside petunia

Common2 obs.

Xanthium orientale

Californian Burr

Common2 obs.

Mentzelia longiloba

Common2 obs.

Corbicula fluminea

asian clam

Common2 obs.

Faxonius virilis

virile crayfish

Occasional2 obs.

Tegrodera aloga

Occasional1 obs.

Apis mellifera

Western Honey Bee

Occasional1 obs.

Arctosa littoralis

Shoreline Wolf Spider

Occasional1 obs.

Heliotropium curassavicum

Seaside Lavender

Occasional1 obs.

Salvia columbariae

California chia

Occasional1 obs.

Senna covesii

Rare1 obs.

Senegalia greggii

catclaw acacia

Rare1 obs.

Celtis pallida

spiny hackberry

Rare1 obs.

Want the Complete Field Guide?

Get all 32 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.