I would say that is a hard bottom.
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Does this look like thermocline on my depthfinder?
I do not believe it is a weedline as I usually don't have problems with weeds in this pond. Just seems early for thermocline as the surface temps were only 78 yesterday. The slight returns along the bottom was consistent across the pond at depths below say 9 feet.
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Team Dude Wipes
I would say that is a hard bottom.
Fair Winds and Following Seas
Bill H. PTC USN Ret
Chesapeake, Va
No, I mean the slight returns between the fish and the hard bottom. I would think it was weeds on another lake but not this pond.
Small Boat Pro Staff
Team Dude Wipes
I believe if you turn down your sensitivity that clutter would disappear. I am no expert on finding the thermacline but would guess this to be plankton with high sensitivity.
you know i see that at times with my ff, i always thought the water might be dirty,little pieces of weeds or small bait fish floating around. The thermocline is normally a tighter line going across your screen and i dought it would be that deep any how with those temps, mine is a color unit and its easier to see the thermocline
I'm getting the same thing on my 565 i just got...
I see what you're looking at (the "greyed" area under the two 11' markings). I'm no expert on thermocline ID either, but like it was said here, (and I'm speaking for an Eagle 480) normally, there's a fairly pronounced dark line that defines the thermocline layer, and on this lake, more times than not in summer months, you will see thick arches (or fish symbols) from that dark line several feet on upwards which makes it more understandable. Here, in water averaging 20', the thermocline seems to average 13' - 14' July - Sept. Agreeing with others, you can see it pretty good by playing with the sensitivity, and a tighter pixel count is a plus.
If I Ain't Crappie Fishin', I'm Thinkin' About It............
Could possibly be. Those fish are stacked consistent across the screen. They like that zone for some reason.
Be nice to have a drop thermometer.
Member BS Pro-Staff and Billbob Pro-Staff
Proud Member of Team Geezer... authorized by: billbob and "G"
looking at my screen shots of my Lowrance i would say the thermocline is around 4ft with surface temp around 80 and the rest are fish and bait fish, Is this right ?
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I've never heard of a thermocline being so shallow. I think your sensitivity is set too high.
2010 NWR Bash Crappie Division Champion