Estimated values of average catch ratio for longlines soaked for one and two days, with one day soak time as a baseline. Horizontal dark grey dashed lines represent baselines for no effect of soaking time on the catch performance. Horizontal dark grey dot-dashed line represents line where longlines soaked for two days are catching twice as much as longlines soaked for one day. NEP: Norway lobster; MTS: mantis shrimp; IOD: blue-leg swimming crab; POD: poor cod; SPFX: blotched picarel.