RedactedNarrative: On Saturday July 18th at approximately 1200 hours Maryland Natural Resources Police was on boat patrol in the vicinity of the Route 90 Bridge Isle of Wight Bay Ocean City when he observed a vessel with heavy smoke pouring out of the engine compartment. Officer 1 activated his emergency light and siren and navigated to the vessel in distress. Officer 1 observed 05 persons on board three adults and two children. Officer 1 ordered the owner of the Vessel to have everyone disembark his boat immediately and to get on board the police vessel NRP 832. Operator 1 agreed and 04 members boarded. Operator 1 advised he would like to set the anchor before leaving his vessel to which Officer 1 agreed. The vessel's anchor was set and all five persons were on board NRP 832. The smoke on the vessel in distress appeared to be decreasing. Operator 1 stated that he did have a fire extinguishing suppression system inside his engine compartment. Ocean City Fire department arrived on scene. Stated there was a fire but its out now. All members refused medical treatment. Tow Boat US was called by Operator 1 to have the vessel towed back to there place of residence at 120th street Ocean City.