IPA: /ɪkθiˈoʊfɔːnə/
KK: /ɪkθiˈoʊfɔːnə/
The group of fish species that live in a specific area or environment.
The ichthyofauna of the Amazon River is incredibly diverse, with many unique species.
Ichthyofauna is formed from "ichthys" (from Greek ἰχθύς, meaning fish) and "fauna" (from Latin "fauna", meaning the goddess of animals or the animal life of a particular region). The term refers to the fish species that inhabit a specific area or ecosystem.
Think of 'ichthys' meaning fish, and 'fauna' referring to animal life — together, they help you remember that 'ichthyofauna' refers to the fish life in a particular region.
No commonly confused words.