Fishfinder app ContentsFishfinder channel overviewThe Fishfinder app available on Element™ displays is segregated into “Channels”, each of which utilizes a different type of sonar technology. The range of Fishfinder channels available is dependent on the type of connected transducer.Sonar technologiesSonar channel rangeRange capabilities of the available sonar channels are shown below.Fishfinder app overviewThe Fishfinder app displays a visualization of the echoes received from the transducer connected to your display and builds an underwater scrolling view of bottom structure and targets that pass under your transducer. Fishfinder channels are available that represent the different sonar technologies that are available depending on your display variant and connected transducer.Fishfinder app controlsThe Fishfinder app has 2 control modes, scrolling mode and pause / playback mode. The behavior of some controls are dependent upon control mode and also the fishfinder channel in use. The following controls apply to DownVision™, SideVision™ and sonar channels. The controls below do not apply to RealVision™ 3D channels.Fish detectionFish detection options are available when using Raymarine® transducers.Sonar scroll backYou can “scroll back” in the Fishfinder app to playback sonar history when the Fishfinder app is in Pause / Playback mode.Fishfinder sensitivity controlsOptimum performance is usually achieved using the default settings. You can adjust the image using the Sensitivity controls to improve the displayed image. Sensitivity setting adjustment is also applied to the sonar history that is displayed when using sonar scroll back.Sonar transducer calibrationSonar transducers should be calibrated to ensure that accurate readings are displayed on the MFD / chartplotter.Fishfinder settings menuThe table below details the settings available in the Fishfinder app.Previous topic: Chart appNext topic: Dashboard app