Description
Field characters: 66-84mm, abdomen: 50-61mm, Hw: 45-52mm. Blue Emperor is presently a common species, which is only absent from parts of the northern provinces of Groningen and Friesland. It is found at most larger bodies of standing water. Compared to the pre-1990 period, the species has increased strongly. So is with other dragonflies, Blue Emperor has benefit of the gradual warming in the last decades. The largest Aeshnid in most of our area and common Species in the Netherlands..