[W]hen fishing for Eels with a ledger line as well as a floated line, don't be in too much haste to strike when you see a bite, for Eels generally gorge the bait, and consequently hook themselves, if you give them time, […] I always use two hooks on my ledger, placing the top one about two feet above the bottom, and to prevent it from moving from its proper place, fix a shot above it and below it, […]