Cover photo by Gert Bensch. Find the Stream Hawker in the FBIS database (Freshwater Biodiversity Information System) here. Family Aeschnidae Identification Large size Length attains 64mm; Wingspan reaches 91mm. The Stream Hawker is only likely to be mistaken for the females of other Hawker species, as they lack the blue markings of their respective males. … Continue reading Stream Hawker (Pinheyschna subpupillata)