Prepare your own key for the live lish in Figure 3. Use the same format as on page 15. The family names
to be used are the numbers 1, II, III, IV, and V, Your key should correctly use traits that will lead to each
lish family. To help you get started, the first statements are given. Statement I divides the five Ilsh into
two main groups, based on body shape. Next, choose another characteristic that will divide the fish not
having a tubellke body into two groups. Continue to choose characteristics that will separate a group
Into smaller groups. Write your key in the space belon.
1. A. Fish with long tubelike body
e. Fish with body shape not tubelike