Feeding Frenzy is by Michael Spradlin. The second book in the Killer Species series. Dr. Catalyst is about to be heard from again. He is releasing a new killer species of fish into the ocean supposedly to destroy lionfish, but they are also attacking people. Emmet and Calvin must again step forward to find Dr. Catalyst and stop him. Boys will enjoy this book as much or more as they did the first one.
Ratings: 6th grade - 8 out of 10 - V (violence).