Reading water
V's, holes, and the tongue that's your line.
The tongue
Read water before you run it. The smooth V pointing downstream is the tongue — that's your line.
The features
v tongue, the safe line hole recirculating, avoid or punch eddy calm behind a rock, your target wave ride it, or punch through
Why it matters
You don't run the river by feel — you run it by reading. Pick your line from above, then hit it.