The town was not right on the ocean, but several miles up a small river.
I had never been on the ocean in my life.
He and the people with him were on the ocean for five days.
Why live on the ocean if you never go in?
It could be miles out on the ocean by now.
There is a story that 1,700 years ago, people were lost on the ocean.
"He didn't like being out on the ocean for a long period of time," she said.
Not on the ocean, but it might fit the bill.
Even on the ocean there are rules of the road.
Leave her alone on the ocean with a storm coming?