Covers all the 52 species of dragonfly recorded in Finland, of which 51 were observed in the field and photographed by the author over a period of more than ten years. The first part of the book provides a broad general introduction to dragonfly life. In the main part of the book, a double page spread is reserved for each of the 52 local species. On the left page is one full page photo and on the right 1-2 smaller photos, distribution map, diagrams showing flight season and size and a brief text giving identification characters, habitats and habits. Brief instructions are given in English to help interpret data given in specific accounts.
This revised edition includes updated maps and photos along with new information gathered since the publication of the original book.