Stocks to watch on the Australian stock exchange on Tuesday:

BHP – BHP BILLITON

FMG – FORTESCUE METALS GROUP

RIO – RIO TINTO

Iron ore prices continue to fall, dropping to $US40.90, close to the $US40 psychological level.

OSH – OILSEARCH

STO – SANTOS

WPL – WOODSIDE PETROLEUM

ASX-listed energy stocks could suffer on Tuesday as oil prices continue to slide closer to the $US30 mark.

WHC – WHITEHAVEN COAL

Whitehaven coal is expected to release its December quarter production report.