If you are surrounded by ocean, you are an island. If you don't have an ocean all around you, you are incontinent (Dominic, 7).
Mermaids live in the ocean. I like mermaids. They are beautiful and I like their tails, but how do mermaids get pregnant? Like, really (Helen, 6).
Some fish are dangerous. Jelly fish can sting. Electric eels can give you a shock. They have to live in caves under the sea where i think they have to plug themselves in to chargers (Christopher, 7).