[PAR35]

the pirogue was still being made when it was abandoned for reasons we still don't know.

Obviously they started making it when the rains began, but didn't get it finished before the flood. Noah began construction before the rain started, so he got his boat finished in time.

[blam]

"Obviously they started making it when the rains began, but didn't get it finished before the flood. "

You may be on to something. The last Ice Age surge (melt) was 7-8,000 years ago. The Black Sea flooded 7,600 years ago. Who knows?