Spectators can also pay to get a seat on a tug boat during the events.

Far off, a tug boat hooted on the river.

Another eight tug boats belonging to oil companies in the region also joined the operation, rescue workers said.

However, in practice, they are likely to have the conduct of the vessel, especially on larger ships using tug boats to assist.

The removal by a salvage ship and seven tug boats took about 40 minutes.

The western gate was opened by a tug boat.

By the time of his death in 1866 the company owned nine paddle steamer tug boats.

The other ships included a tug boat and supply ships.

He should not be allowed to even pilot a tug boat after this.

Efforts to pull the ship free with tug boats had failed on Sunday.