
Appearance
Male identification: Relatively heavily marked with twin small spots at the base, and larger spots at the centre of each abdominal segment. These get smaller towards the tail whilst segment 7 has a pair of larger spots. Yellow spots at the base of each wing.Female identification: Markings not significantly different to male including bold spots on segment 7. Abdomen even thickness along its length, lacking any 'pinch-point' near the base.

Distribution
Distributed at all altitudes but most common in alpine areas above about 1000m. Possible split-distribution a result of its preference for bogs and marshes.Behavior
Tends to fly relatively slowly, low over water. Regularly perches.References:
Some text fragments are auto parsed from Wikipedia.
http://www.ecology-solutions.com.au/vic_dragonflies/S_eustalacta.htm