A rescue lifeboat is a boat rescue craft which is used to attend a vessel in distress, or its survivors, to rescue crew and passengers. It can be hand pulled, sail powered or powered by an engine. Lifeboats may be rigid, inflatable or rigid-inflatable combination-hulled vessels.
RNLI lifeboat in Dunbar Harbour, 1981
1906 postcard captioned, The start of the life-boat, Cape Cod
CCGS Cape Sutil, a 14.6 metres (48 ft) motor life boat.
An all-weather lifeboat from the SNSM. This is the largest class of French lifeboat, at 18 metres long. The association owns 41 all-weather rescue boats, there are 30 of this type, the others being all-weather rescue boats of the 15.50 m class and the new generation all-weather rescue boats (CTT NG).
The 47-foot MLB is the standard lifeboat of the United States Coast Guard (USCG). The 47′ MLB is the successor to the 44′ MLB.
A USCG MLB in the surf zone off the coast of Morro Bay
An MLB ready for deployment at Motor Lifeboat Station Morro Bay, California