You should be able to scale everything about the first occupy, and get the correct results.

If the first sentence is describing what they are trying to do, or something else that makes me think they are looking for a professional to help them...

A pond is a little different in that it's also a planimetric feature, you would still need to show it horizontally, but a 2m depression yes, you would...

Working on memory here but as I recall the standard says all points sampled are within 1 contour interval, and 90% of the points sampled are within 1/...