Thanks everyone.
I've had the turtle for at least 10 yrs. The plank deck of the howda was made around the time I acquired it, but I started adding stuff (slowly) when we returned to Lustrian waters a few months ago.
I slapped together some railings for a game last Sunday. After the game I've reconsidered my 'Lizardmen adapt a wrecked Warm-Blood ship' approach and the whole thing will likely change. Playtable had several suggestions that involved major surgery and his band saw...