If you've been searching for fish that start with O, you'll find no entries yet for this letter. We're not interested in giving you only a list of names — every entry on this page links to a full profile with the kind of detail you'd actually want to know.
For fish, that means taxonomy, habitat type, diet, length, and conservation status.
List of Fish That Start With O
No fish starting with O yet. Try one of the suggestions in the sidebar, or browse all fish.
About fish starting with O
That's our current list of fish starting with the letter O. We add new entries every week — if you have a favorite fish starting with O that isn't on this page, let us know and we'll write it up.
Looking for more? Try fish that end with O, or contain O anywhere in the name.