Cover photo by Ryan Tippett. Find the Eastern Duskhawker in the FBIS database (Freshwater Biodiversity Information System) here. Family Aeshnidae Identification Very Large Length up to 78mm; Wingspan attains 103mm. At first glance the Eastern Duskhawker is rather drab and cryptically coloured. This is especially true of females, however, males are fairly colourful when seen … Continue reading Eastern Duskhawker (Gynacantha usambarica)