It’s pronounced, “bow-ops.” Sorry
My wife and I thought this meme was so funny that we themed our wedding around this fish and call each other boops
If you click the “talk” link at the top of the page, there’s a discussion about the original header image for the article, “Boops boops in a bucket,” depicting just that. Because the image committed the unforgivable sin of being slightly whimsical on a Wikipedia article about a fish, someone went on a lengthy crusade to get it replaced.
Name’s Thetys. Thetys vagina.
I’d make a joke about Huso huso (Huso = short for “Hurensohn” eq. son of a whore), but that only really works in german.