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




Round Bullet Gall Wasp
Mayapple


Hedgehog Gall Wasp
Syrphid Fly


Moth
Yellow-Fringed Dolichomia Moth

Stave Oak
Asian Lady Beetle
Hedge Garlic

Fox

Oak Leaf Gall Midge
Green Cloverworm
Bristly Cutworm

Yellow-Winged Oak Leafroller Moth
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 Fairfax County, Virginia
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 Fairfax County.
The Van Dyck Park ecosystem supports 80 documented wildlife species across 67 taxonomic genera. Located in Fairfax, Virginia, 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. This location ranks #79 for species diversity among 100 Fairfax County natural areas, placing it in the 21th percentile for biodiversity.