In this the 2nd volume of the Bwana Doc Adventures, Bwana Doc and his confederates stop the shark finners--people killing sharks just for the fins--fins just used in making shark fin soup With pirates, sea food magnates, Interpol, French shoemakers, and a high tech stealth airship in the mix, it's a rollercoaster ride of high seas adventure and environmental action rolled into one great story Teens on up will love the read.