The trouble with collecting data is that this is of no use if you don’t use it. We did many surveys on and leading up to the BatMap weekend last , and every time we think that last possible bit of data has been squeezed out, we discover something else.
Yesterday Bob had a look at static vs roving detectors used on the same night in the same place and found there was a statistically significantly greater number of passes in a roving transect than at a fixed point. We do try to deploy a static detector each time we go out and so we can continue to see if this pattern holds.
Analysing sonograms takes time, but it is interesting (to us anyway) to do some meta-analyis