The forward harpoon assembly followed, trailing a red buoy on a line.

I want that starboard hook dropped the minute we get the red buoy abeam.

A seagull landed on a white and red buoy.

As we passed the tender, it was moving the red buoy at the mouth of our creek farther out into the river.

The red buoy was in sight, dancing in the open sea; and to the buoy he would go, and to it he went.

Out at sea waves broke on a distant sandbank the colour of ash, and in mid-channel a red buoy heaved on the swell.

There is a lighthouse on the cliff, to show the position of this dangerous place, and a red buoy also floats over the sunken rocks.