Chesapeake Times, Vol 7 | October 2021 There are a handful of tools in SonarWiz, that, together, can help you make quick work of putting together a survey time estimate. After creating a project in the intended location/zone, create or import a closed polygon feature matching the area to be surveyed. In this example I’ll import a 1.8km x 1.9km rectangle from a shapefile; if no vector representation of the area is available, making a closed polygon feature by hand will do for a quick estimate.  Right-click the Features node of the Explorer tree and select “Import…” to open the feature …