Meanings of wary captain in English

That stern, silent figure standing in the opposing prow seemed familiar to the wary captain.

Eliduc was not only a brave and wary captain; he was also a courteous gentleman, right goodly to behold.

Noel Vanstone saw his way to another compliment; and, at the same moment, the wary captain saw his way to another burst of science.

At the moment of starting, the officer (changed every day to avoid recognition) used to present himself and tap the wary captain on the shoulder.