I caught A lot of fish as a kid with my dad using a meat line.
As Larry mentioned, not very sport but productive as hell.
The later day downrigger.....

Short rod, Pflueger Pakron reel, wire line, sash weight or a section of pipe filled with lead, rubber snubber with a fly line likely connected likely to something like an Abe and Al flasher followed by a bucktail Fly, Pt Defiance spoon or a pearly wobbler or just running a Tomic plug.
SF