The Butterflies of Humboldt Bay is an interactive .pdf that allows users to scroll through individual species of butterfly that are commonly found in Humboldt Bay. Each species page includes:
- Flight period
- Larval food
- Adult food
Photos for most species include views of the dorsal and ventral sides, unless the species habitually perches with its wings closed.
Maps that are located in this document depict iNaturalist observations as of spring 2024.




