Tailwater

A section of river that's immediately below a dam.

Blowdown

a shoreline tree that has fallen into the water; also known as a "laydown"

Egg Sinker

A sliding sinker shaped like an egg. Generally, the main line is threaded though the hole in the sinker, then a barrel swivel attached below it. A leader is tied below the swivel. When fished with a slack line, the fish can move off with the bait without feeling the sinker dragging along.

Estuary

The transitional area in a river's delta where the flow is dissipated and tidal surge becomes an influence. These nutrient rich areas support diverse ecosystems and provide habit and nursery grounds for fish and a wide range of other organisms.

Run

A smooth, deep glide of water that usually follows a riffle.