cod
flounder
ilk
COD
A dog-fish
Fish
Since ichthyologist means the study of fish then it would be all fish.
beaf,chicken,fish
sprat, trout
Lionfish, for one...
A three inch might be 1year old will it depends on the fish what kind of fish.
eel its a kind of eel that chomps into other fish and feeds on their blood... im not kidding you can check dictionary.com
Hyperbole which means gross exaggeration