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Posting a reply to: Re: Lowrance side-imaging: Is the surface visible?

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Fishysam

Posted 7/3/2018 11:07 AM (#911459 - in reply to #911458)
Subject: Re: Lowrance side-imaging: Is the surface visible?

Posts: 1209

S I doesn't understand the "depth" just the distance to the transducer, but yes the space between the transducer and down is the water column, but the water column continues straight out till it's off screen. If you have ever noticed a grain of rice return and then the shadow is touching it than means touching bottom or extremely close, now if the grain of rice is farther away that means it is suspended, and if you have the sweep 50' left and there is a fish suspended at 30' you won't get the shadow, here is a link to a full in depth with illustrations- http://www.bbcboards.net/showthread.php?t=786451 you will need to make an account to see pictures I think