It's not your imagination; the first mate has been acting shifty. Keep an eye on him from a distance with this spyglass, small enough to be concealed in a jacket, but powerful enough for long-distance viewing.
Activities enhanced by using a spyglass:
Comes in a pouch, or a box. The color of the spyglass you receive is random, as one-eyed Steve packages the orders and he is colored blind (and only has one eye).