He twice represented at World Rowing Championships in a quad scull, is a dual Olympian and an Olympic record holder.
In Tamar colours he competed at the Australian Rowing Championships for eleven consecutive years from 1999 to 2009, each time in at least two boat classes.
Long was first selected to represent Tasmania in the men's youth eight which contested the Noel F Wilkinson Trophy in the Interstate Regatta within the 1998 Australian Rowing Championships.
[13] Long first represented for Australia at the 1999 World Rowing U23 Championships in Hamburg in a quad scull which finished in overall fourth place.
[14] He returned to the Australian quad in 2003 racing at the WRC III and then at the 2003 World Championships where they finished in fourth place.