The male abdomen is bright blue, slightly waisted at s3.
Both sexes have a continuous dark line down the centre of the abdomen
and long thin wing-spots. Their thoraces do not show any significant marks.
Both sexes show a yellow costa and the abdomen seems to droop slightly in flight.
This male has seen a lot of action but
he'll still be able to fly and feed.
male
A female blue-form (ovipositing).
A female green-form (ovipositing).
emergence
ovipositing
female usually alone while laying into water or onto vegetation
abdomen is inserted well down into the water to lay eggs on the plant stem