Detail:  For the first time, this edition shows all the new Loricariidae fish (catfish) allotted an "L" number from L-001 to L-202 and includes all the LDA numbered silurids and many others.

All the fish are easy to identify using the simple code number system.

The clearly arranded information (in hte form of symbols) accompanying each of the 500 photographs gives a good overview of the origin, size, care instructions and toher characteristics of each featured species.