Passaic River Wildlife Guide - Wildlife Field Guide

Ecosystem Overview

The Passaic River ecosystem supports 80 documented wildlife species across 76 taxonomic genera. Located in Somerset County, New Jersey, this area provides critical habitat with diverse natural communities. The location hosts 17 frequently observed species and 15 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife.

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Species Distribution

Very Common17 species

Common24 species

Occasional24 species

Rare15 species

Regional Context

vs. Passaic River

0% species diversity

Ecosystem Overview

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Biodiversity Highlights

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Species Distribution

Very Common‌

Common‌

Occasional‌

Rare‌

Regional Context

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Most Common Species

Showing 20 most frequently observed species out of 80 total documented species.

Symplocarpus foetidus

Polecatweed

Very Common3.48 obs.

Erythronium americanum

Amberbell

Very Common3.26 obs.

Troglodytes aedon

House Wren

Very Common2.6 obs.

Rubus phoenicolasius

Wineberry

Very Common2.42 obs.

Dumetella carolinensis

Catbird

Very Common2.39 obs.

Epargyreus clarus

Silverspotted Skipper

Common2.18 obs.

Tachycineta bicolor

Tree Swallow

Common2.06 obs.

Sialia sialis

Eastern Bluebird

Common2.05 obs.

Panax trifolius

Groundnut

Common2.01 obs.

Lithobates clamitans

Green Frog

Common1.83 obs.

Melanerpes carolinus

Red-Bellied Woodpecker

Common1.76 obs.

Buteo jamaicensis

Chicken Hawk

Occasional1.71 obs.

Omphalotus illudens

Jack O Lantern

Occasional1.7 obs.

Sayornis phoebe

Eastern Phoebe

Occasional1.51 obs.

Oncorhynchus mykiss

Bow

Occasional1.5 obs.

Turdus migratorius

American Robin

Occasional1.38 obs.

Podophyllum peltatum

Mayapple

Occasional1.27 obs.

Spinus tristis

American Goldfinch

Rare1.26 obs.

Seiurus aurocapilla

Ovenbird

Rare1.2 obs.

Persicaria virginiana

Jumpseed

Rare1.2 obs.

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Most Common Species

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Ecosystem Overview

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Species Distribution

Very Common17 species

Common24 species

Occasional24 species

Rare15 species

Regional Context

vs. Passaic River

0% species diversity

Most Common Species

Showing 20 most frequently observed species out of 80 total documented species.

Symplocarpus foetidus

Polecatweed

Very Common3.48 obs.

Erythronium americanum

Amberbell

Very Common3.26 obs.

Troglodytes aedon

House Wren

Very Common2.6 obs.

Rubus phoenicolasius

Wineberry

Very Common2.42 obs.

Dumetella carolinensis

Catbird

Very Common2.39 obs.

Epargyreus clarus

Silverspotted Skipper

Common2.18 obs.

Tachycineta bicolor

Tree Swallow

Common2.06 obs.

Sialia sialis

Eastern Bluebird

Common2.05 obs.

Panax trifolius

Groundnut

Common2.01 obs.

Lithobates clamitans

Green Frog

Common1.83 obs.

Melanerpes carolinus

Red-Bellied Woodpecker

Common1.76 obs.

Buteo jamaicensis

Chicken Hawk

Occasional1.71 obs.

Omphalotus illudens

Jack O Lantern

Occasional1.7 obs.

Sayornis phoebe

Eastern Phoebe

Occasional1.51 obs.

Oncorhynchus mykiss

Bow

Occasional1.5 obs.

Turdus migratorius

American Robin

Occasional1.38 obs.

Podophyllum peltatum

Mayapple

Occasional1.27 obs.

Spinus tristis

American Goldfinch

Rare1.26 obs.

Seiurus aurocapilla

Ovenbird

Rare1.2 obs.

Persicaria virginiana

Jumpseed

Rare1.2 obs.

Want the Complete Field Guide?

Get all 80 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.