Download a professional PDF field guide featuring all the species found in Passaic River. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 80 total documented species.
Wineberry
Polecatweed

Amberbell
Catbird
Eastern Bluebird
House Wren
Chicken Hawk
American Robin
Green Frog
Silverspotted Skipper
Tree Swallow
Bead Fern
Red-Bellied Woodpecker
Eastern Phoebe
Mayapple

Groundnut
Japanese Barberry
Jumpseed
Canada Goose
Wood Frog
Get all 80 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Compared to 8 nearby locations in Somerset County County, New Jersey
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 Somerset County County.
The Passaic River ecosystem supports 80 documented wildlife species across 79 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.