Bob Halstead learned to dive in the Bahamas in 1968. He bought his first underwater camera the same year and qualified as a NAUI Diving Instructor in 1970. He came to PNG as an Education Officer for the Australian Government in 1973 and taught mathematics and science for five years, ending his teaching career as Head of the Science Department at Sogeri National High School where responsibilities included writing science curriculum for Provincial High Schools.
He is responsible for the discovery of several WWII wrecks in PNG. He is the author of several diving related books, including: Diving & Snorkeling Papua New Guinea.
P-38H Lightning Serial Number 42-66869
Discovered in 1981 off Basilaki Island, near Milne Bay
P-38F Lightning 42-12649
Discovered September 2004 near Milne Bay
A6M2 Model 21 Zero
Discovered 2007 off Wei Island