What is the study of fish called?

I do not eat fish because I think it is cruel, but what is that called (like vegetarianism). At first I thought it was a pesc...

what are people called who abstain from all animal-derived foods?

Can you eat salt water catfish from the gulf of mexico

When you mix Verners with Vanilla Ice Cream, What's that called? I know it's a float but, I forgot the name of it.

How do I reheat fish sticks left over from previous night's dinner?

I don't eat seafood. So I wanted to know if there is a name for that. Examples: Vegan, Vegatarian, omnivore etc.

Why is a tamato called a fruit cause fruits to me taste sweet and veggies tast like a veggtable so I think a tamato should be...

xD or rather fruit salad in jello and call it a salad? o.o Trying to think of clever ways to cheat. lmbo.

Okay I was wondering today at disney why they call soda soft drinks?... Why not a liquid drink? Just a stupid question but ...

Has anyone had one? Are they any good?