William Hope Hodgson 
Boats Of The "Glen Carrig" 

After the sailing ship The Glen Carrig sinks in 1757, her survivors are lost in a strange sea, alone in two lifeboats. They soon arrive at a bizarre island, and the creepiness begins. Written in the style of a travelogue, the narrator is one of the survivors who has decided to put down his fantastic adventures after The Glen Carrig went down.