conina see boats

She stopped, scissors drawn, and stared out to sea.
"Is there a kind of sailor that uses a canoe with sort of extra bits on the side and a sort of red eye painted on the front and a small sail?" she said.
"I've heard of Klatchian slave pirates," said Rincewind, "but this is a big boat. I shouldn't think one of them would dare attack it."
"One of them wouldn't," said Conina, still staring at the fuzzy area where the sea became the sky, "but these five might."
Rincewind peered at the distant haze, and then he looked up at the man on watch, who shook his head.
"Come on," he chuckled, with all the humor of a blocked drain. "You can't really see anything out there. Can you?"
"Ten men in each canoe," said Conina grimly.
"Look, a joke's a joke - "
"With long curvy swords."
"Well, I can't see a - "
" - their long and rather dirty hair blowing in the wind - "
"With split ends, I expect?" said Rincewind sourly.

Sourcery, pg. 93-4