content: Extensive keys, moderately technical but illustrated, and with a glossary. Each fish has a short description, range map within the Great Lakes Region, description of range beyond the Great lakes, habitat, and black and white photo. Colour plates, a mix of photos and drawings, at the end of the book. Appendix with "Diagnostic shapes and pigment patterns of larvae of some species." This will be of interest to students of biology and those who are really interested in fish of teh region.