Some Facts About Fish Finders

Some facts about fish finders - A transducer sends out a sound wave towards the bottom which is then reflected back. The time for this is registerred in the echo sounder and the information is transformed to depth-statement in numbers or a bottom curve. - Fish is registerred by that the whole body reflects the "shots" from the transducer, and not only from the swimming bladder as many thinks. - A soft bottom i.e. clay bottom gives a thin bottomline on the screen, while a hard rock bottom gives a thick line. -The boat must move forwards to get a detailed image on the screen. If one lies still, the bottom is displayed as a straight line. - Temperature layers is important to detect. With water temperatures over + 8 degrees celsius, the plankton flourishing starts which attracts small fish, that again attracts bigger fish. Fish Finder Reviews