Re: Is this pro wiring?
Also if it was a repower the new panel was likely 'made do' with the existing wiring rather than taking the time to redo the works.
Ain't pretty, though... chances are it works OK.
1984 Fast/Nicholson 345 "FastForward"
".. there is much you could do at sea with common sense.. and very little you could do without it.."
Capt G E Ericson (from "The Cruel Sea" by Nicholas Monsarrat)