as a leading croc specialist in the south eastern parts of w.a. with a phd in bss and lct i can give a honest opinion on the matter.
fact is i catch on a regular basis crocs down here, sure they are smaller than the larger brothers up north but none the less these nippers could take off a finger.
here is an example of one i captured and removed to a nature reserve only just the other day. we really need a community awareness program , the thought of the damage this little critter could of done to the hapless dude wearing his thongs mowing the lawn in its territory is unimaginable......