ichthyofauna
/ˌɪkθioʊˈfɔːnə/
noun
- The fish species that live in a particular region, habitat, or geological period.
- The fossil record reveals a rich ichthyofauna from the Jurassic period in this area.
- The ichthyofauna of the Amazon River includes thousands of species, many still undiscovered.
- Researchers are documenting changes in the ichthyofauna of the Great Lakes due to invasive species.