I went to this site and printed out all sections of the Norfolk owned lakes and taped them together to study and come up with ideas as to where to fish.

Fishing Maps | City of Norfolk, Virginia - Official Website

It also helps having the Navionics SD card in my fish finder which shows the contour lines when I am on the lake.

Amazon.com

Currently unavailable and I would guess that it is because I have an older version that I bought 10 years ago?

$60 on e-bay

Amazon.com