Aye,
The old otter board, used them for trout fishing in the evening, shaped in the front like a boom-a-rang, had a metal goal post on the top which you attacheg the main line, mine had a bid of lead built into the front to keep it low in the water, it had 6 traces at the back, with about 12 flies on each, I used a pool cue as a rod as you could take it apart to hide it! You walk around the loch with it, the shape of the board ment that as you feed out line and walked, it went out into the loch & if you wanted it to come back in, you yanked on the line to move it to the other side of t