Alan, No it is actually a fish also known as drums or hardheads (you made me do some research on the web: http://en.wikipedia.org/wiki/Sciaenidae ). There is also a description of how they make the sound. R/Jay From: owner-personal_submersibles@psubs.org [mailto:owner-personal_submersibles@psubs.org] On Behalf Of Alan James >Alan, >It is the most prevalent “noisy” fish on SONAR throughout the world…you just call it something different. J >R/Jay Yeah A "FROG" Alan |