stationed off mobile bay during may, "r. r. cuyler" captured the steamer "eugenie" and the schooners "hunter" and "isabel". on 14 july, the steamer "kate dale" joined her list of prizes. after that capture, the gunboat was ordered to join in the search for the confederate raider "tallahassee". while proceeding on that mission on 4 december, she stopped the steamer "armstrong" and after a search revealed contraband cargo, seized the vessel.