Anyone know what any of this may be?

[FunWithTreasure]

Was out experimenting with the new sonar saw this stuff.. Anyone know what any of it may be??

 

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[blacksambellamy]

the 5th image has to be a barge or ship. What sonar are you using?

 

[FunWithTreasure]

the 5th image has to be a barge or ship. What sonar are you using?

It is a Humminbird 797C2