Built in 1928 by Napier & Miller Ltd, Glasgow, in Old Kilpatrick, Scotland, the steel screw steam ferry Dee Why was registered in Sydney. The 67 metre 799 ton double ended ferry was powered by a triple expansion engine. Owned by shipbroker Strides, the vessel was scuttled on the 25th of May 1976, in the dumping ground off Collaroy Beach, Sydney.
Depth of site ~48m