Search Techniques - practical on water use of search patterns - expanding box & sector search - Incident Management base operations.
Links:[1] http://coastguardmana.org.nz/users/xwd [2] http://coastguardmana.org.nz/sites/coastguardmana.org.nz/files/SP1.PNG [3] http://coastguardmana.org.nz/sites/coastguardmana.org.nz/files/SP2.PNG