What sound signal tells another boater you that you wish to pass on your boat on you what sound signal tells another boater you that you wish to pass on your port?

To signal that you wish to pass another boat on your starboard side, you should sound one short blast of your horn. Conversely, if you intend to pass on your port side, you should sound two short blasts. These sound signals help communicate your intentions clearly to other boaters and ensure safe navigation.