grumpy old man
Join Date: Apr 2011
Thanked 143 Times in 136 Posts
Rep Power: 5
That's interesting. I don't recall seeing tubercles on any Orcas. Maybe I'm just not looking hard enough. You don't by chance have a pic of your old pal you could post do you?
Years ago designer Dave Pedrick tried to simulate the tip of a whale fin on some of his rudders but that effort did not catch on.