Michael Driessen led 25 field naturalists along a disused tramway to the cave, near Lune River in far southern Tasmania.
Descending into Mystery Creek Cave.
These are silken 'fishing lines' covered with beads of sticky liquid, for catching insects that happen to be flying by.
In the dark, each glow-worm shows as a speck of blue light.
Close-up, a glow-worm larva is less spectacular.
A small spider in the cave.
Hickmanoxyomma cavaticum, the Cave harvestman.
A beetle found under a rock in the forest.
Amanita ochrophylloides; though it was nick-named the "golf ball" fungus by the younger members of our group.
Hygrocybe graminicolor, a glutinous green fungus with white gills.
An interesting collection of old leather boots on the track to Mystery Creek Cave.