About 3 - 4 cm at the edge of a semi-natural stormwater retention pond that has shallow water to into the dry season. Other species of dragonflies, Damselflies, wasp and other insects present. Also small birds such as Rainbow Bee-eaters and Honeyeater from adjoining bushland and mangroves. On the high waterline there are paperbarks lining the pond. First photo the yellow female in focus, second photo the scarlett male in focus.