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I used to use dental floss for tying a ‘fillet’ of pilchard on a hook when catching Kahwai
Smoke kahwai sandwich or as fish pie gets the thumbs up

Keep hydrated
When it is a bit cool outside and you’re climbing a hill put your sweatshirt in your daybag so you don’t sweat too much. When you stop for a rest put it on. Take off again when moving.