How do you know where the fish are and how do you know what they are eating, when and where they are eating (top of the water column or on the bottom).
Ma ogtahay in fiidmeerta iyo nibiriga dhasha ah midkood uusan indho laheyn, balse aay ku socdaalaan jabaqda soo noqoshadeeda ama dayaanka "Echo" taasoo u sahasho ineey wax ugaadhsadaan si aay cunto u helaan.