Pollyanna would recognize that when not even a blade of grass remains sticking out of the sand,it’s time to expand the search.
An eye towards probable time of most structural failures, cross referenced with radar, windfield data, and estimated bay currents from that point in the storm is one approach.
Quick and dirty, the numerous debris trails (as seen in overhead imagery) gives general direection, and trained dogs can take it from there.
They don’t want to find the dead.
I've thought so many times, after the incredible stories of raging, rushing, ever growing waters, and the survivors who road it out on a staircase or floated to something to hold onto until rescue, that swept out to the sea could have been likely for many.
God bless their families through this.
STORY OF THE LION, AMAZING SURVIVOR STORIES, ETC. - CAN'T BE POSTED HERE
Read to the end to see how tame that beautiful lion was... like a kitten.