The missing speedboat had six persons on board.

The St. Vincent and the Grenadines Coast Guard and their regional partners are said to have suspended overnight a search for a missing speedboat with six persons aboard.

The search is said to have been suspended until 5 a.m. Monday because of sea conditions and poor visibility.

The search was launched Sunday evening launched after authorities received a distress call about a sinking speedboat with six persons on board.

Information reaching iWitness News is that a distress call was received around 4:55 p.m. from a dark blue/purple vessel, described as a speed boat/fishing boat, which was reportedly travelling from Mustique to Canouan.

The report said that two males and four females were aboard the boat, which had a hole and was sinking.

At the time of sending out the distress call, the vessel was southwest of Petite Canouan, a 0.15 sq. km islet between Bequia and Canouan.

The boat was travelling at an estimated speed of five nautical miles and hour.