Dacron – A type of braided line whose use is now restricted to big-game fishing or for producing wind-on leaders.
Daiwa – International Tackle dealer based in Scotland.
Deadbait – Refers to dead fish used as bait.
Delta skaliwag – a plastic eel with a split paddle tail.
Demersal – The area nearest the sea bed.
Depthfinder – An electronic device used to detect the depth beneath the water’s surface.
Disgorger – A plastic or metal tool used to remove hooks from fish.
Diurnal – Having a period or cycle of approximately one tidal day.
Dorsal fin – The fin located on the back of fish.
Double hook – Two single hooks joined along the length of the shank.