Almaden Lake

Ecosystem Overview

The Almaden Lake ecosystem supports 62 documented wildlife species across 61 taxonomic genera. Located in Santa Clara County, California, this area provides critical habitat with diverse natural communities. The location hosts 13 frequently observed species and 12 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While San José nearby has 38% more documented species, Almaden Lake offers unique wildlife observation opportunities. This location ranks #16 for species diversity among 96 Santa Clara County County natural areas, placing it in the 83th 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

#16

Regional Rank

Out of 96 locations

Species Distribution

Very Common13 species

Common19 species

Occasional18 species

Rare12 species

Regional Context

Regional Ranking

#16 of 96 locations

83th percentile for diversity

vs. San José

-38% species diversity

Ecosystem Overview

‌
‌
‌
‌

Biodiversity Highlights

‌

Species Distribution

Very Common‌

Common‌

Occasional‌

Rare‌

Regional Context

Regional Ranking

‌

Most Common Species

Showing 20 most frequently observed species out of 62 total documented species.

Mergus merganser

goosander

Very Common9 obs.

Lythrum junceum

False Grass-poly

Very Common9 obs.

Corbicula fluminea

asian clam

Very Common8 obs.

Anas platyrhynchos

mallard

Very Common7 obs.

Egretta thula

Snowy Egret

Very Common5 obs.

Branta canadensis

Canada goose

Common5 obs.

Melilotus albus

white melilot

Common4 obs.

Megaceryle alcyon

Belted Kingfisher

Common3 obs.

Lysimachia arvensis

Poor Man'S Weatherglass

Common3 obs.

Tachycineta thalassina

Violet-green Swallow

Common3 obs.

Eschscholzia californica

California poppy

Common3 obs.

Conium maculatum

hemlock

Occasional2 obs.

Fulica americana

American Coot

Occasional2 obs.

Pontia protodice

Checkered White

Occasional2 obs.

Ochlodes sylvanoides

Woodland Skipper

Occasional2 obs.

Junonia grisea

Occasional2 obs.

Burnsius communis

Common Checkered-Skipper

Occasional2 obs.

Butorides virescens

green heron

Rare2 obs.

Pieris rapae

small white

Rare1 obs.

Pantala flavescens

Globe Wanderer

Rare1 obs.

Want the Complete Field Guide?

Get all 62 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.

Most Common Species

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

Want the Complete Field Guide?

‌
‌

‌

Get Your Personalized Field Guide

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

$6.99

Get Your Personalized Field Guide

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

Email Address (for delivery)

Your field guide will be delivered to this email address. Please double-check for accuracy.

$6.99

Regional Comparison

Regional Ranking

Species Count

-38%

vs. Regional Average

Compared to 8 nearby locations in Santa Clara County County, California

Nearby Natural Areas

San José

Importance: 0.59

100 species

-38% vs. current

Palo Alto

Importance: 0.52

100 species

-38% vs. current

Santa Clara County

Importance: 0.50

100 species

-38% vs. current

Sunnyvale

Importance: 0.49

100 species

-38% vs. current

Mountain View

Importance: 0.49

100 species

-38% vs. current

Cupertino

Importance: 0.47

100 species

-38% vs. current

Stanford

Importance: 0.46

100 species

-38% vs. current

Los Gatos

Importance: 0.45

100 species

-38% 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 Santa Clara County County.

Regional Comparison

‌

Regional Ranking

‌

Species Count

‌

vs. Regional Average

‌

Nearby Natural Areas

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

About This Comparison

‌
‌
‌

Regional Comparison

Regional Ranking

Species Count

-38%

vs. Regional Average

Compared to 8 nearby locations in Santa Clara County County, California

Nearby Natural Areas

San José

Importance: 0.59

100 species

-38% vs. current

Palo Alto

Importance: 0.52

100 species

-38% vs. current

Santa Clara County

Importance: 0.50

100 species

-38% vs. current

Sunnyvale

Importance: 0.49

100 species

-38% vs. current

Mountain View

Importance: 0.49

100 species

-38% vs. current

Cupertino

Importance: 0.47

100 species

-38% vs. current

Stanford

Importance: 0.46

100 species

-38% vs. current

Los Gatos

Importance: 0.45

100 species

-38% 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

#16

Regional Rank

Out of 96 locations

Species Distribution

Very Common13 species

Common19 species

Occasional18 species

Rare12 species

Regional Context

Regional Ranking

#16 of 96 locations

83th percentile for diversity

vs. San José

-38% species diversity

Most Common Species

Showing 20 most frequently observed species out of 62 total documented species.

Mergus merganser

goosander

Very Common9 obs.

Lythrum junceum

False Grass-poly

Very Common9 obs.

Corbicula fluminea

asian clam

Very Common8 obs.

Anas platyrhynchos

mallard

Very Common7 obs.

Egretta thula

Snowy Egret

Very Common5 obs.

Branta canadensis

Canada goose

Common5 obs.

Melilotus albus

white melilot

Common4 obs.

Megaceryle alcyon

Belted Kingfisher

Common3 obs.

Lysimachia arvensis

Poor Man'S Weatherglass

Common3 obs.

Tachycineta thalassina

Violet-green Swallow

Common3 obs.

Eschscholzia californica

California poppy

Common3 obs.

Conium maculatum

hemlock

Occasional2 obs.

Fulica americana

American Coot

Occasional2 obs.

Pontia protodice

Checkered White

Occasional2 obs.

Ochlodes sylvanoides

Woodland Skipper

Occasional2 obs.

Junonia grisea

Occasional2 obs.

Burnsius communis

Common Checkered-Skipper

Occasional2 obs.

Butorides virescens

green heron

Rare2 obs.

Pieris rapae

small white

Rare1 obs.

Pantala flavescens

Globe Wanderer

Rare1 obs.

Want the Complete Field Guide?

Get all 62 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.