Introduction: Common Threadtails (Elattoneura glauca) can be observed in swift-flowing sections of streams and rivers, often amongst reeds. Glaucus is Latin for 'bluish-green, grey', a reference to the male's blue pruinosity.
Distribution: Kunene River region, Kavango River/Zambezi Rivers.
Colouration: Pale brown with black markings at emergence. Males become black with ageing.
Breeding: Not known.
Flight season: Throughout the year including July, September, November and December, February to April.
Conservation: Not threatened.