I used to fish in the nude, until I was cod with my pants down.
Hear the pun about the man with mussels for brains? It met with cortical a clam.
Hungriest sea creature? Starfish.
When Nelson defeated Napoleon, he destroyed their French ship.
The renegade employee who defecated in an aquarium was accused of sharking his doodies.
Life under the waves is unhappy. Everywhere you look, you sea anemone.
You can make a tidey sum predicting wave heights.
McDonald’s has recently put blowfish on the menu, aka the Fellate-O-Fish.
Shortest distance between two points on the river Nile is a hippopotamus.
Things get tense on a submarine. They often come to belows.