Which preposition to use with amidships

in Occurrences 2%

I knelt amidships in the birch with gun and rifle on either side.

with Occurrences 2%

Already badly damaged, a second German shell had now burst amidships with a loud explosion.

of Occurrences 1%

" Our eyes followed the direction indicated by Neil's finger, and we saw the open amidships of the junk, half filled, as we found on closer examination, with fresh-caught shrimps.

without Occurrences 1%

It leaves those fellows amidships without a leader.

Which preposition to use with  amidships