The mature male blue-tailed damselfly (Ischnura elegans) can be easily distinguished from the other blue damselflies by the predominantly black upper surface of the abdomen: only segment 8 is bright blue. The thorax may be blue (as here) or green.
Technical Information: Photographed with a Minolta Dimage Z1.
Copyright Richard Burkmar 2004. Permission is hereby granted for anyone to use this image for non-commercial purposes which are of benefit to the natural environment. School pupils, students, teachers and educators are invited to use and reproduce the image freely. The photographer should be credited where practicable. Use for commercial purposes is prohibited unless permission is obtained from the copyright holder.