Download a professional PDF field guide featuring all the species found in United States of America (Kaua'i, Ni'ihau, Ka'ula). Perfect for outdoor adventures, education, and nature exploration.
Your field guide will be delivered to this email address. Please double-check for accuracy.
Showing 20 most frequently observed species out of 80 total documented species.
Saddle Wrasse

Hump

Arc Eye
Lavender Tang
Blackfin Damsel

Gendarme Fish

Goatfish

Elegant Coris
Mesquite

Hawaiian Hogfish


Purple Plague
Common Bluestripe Snapper

Green Wrasse

White-Spotted Puffer

Ornate Wrasse

Clown Tang
Whitebar Surgeonfish

Brighteye Damsel

Bridled Trigger
Get all 80 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
The United States Of America (kaua'i, Ni'ihau, Ka'ula) ecosystem supports 80 documented wildlife species across 53 taxonomic genera. The location hosts 17 frequently observed species and 15 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby United States of America (Chirikof Island), United States Of America (kaua'i, Ni'ihau, Ka'ula) hosts 167% more species diversity.