These section is all about the "essential" canyoneering knots. This list is the core that every canyoneer should know how to tie. Memorize them and know why to use them and when to use them.
Of course, there are more canyoneering knots than just these that others use, but those knots are seldom used and for the most part, not necessary.
Naturally, you are free to learn them, and as the contrary might say, "it's another tool in the toolbox". But my opinion is that sharpen the tools that you already know and use all the time versus sharpening a tool that is rarely needed. Knowing these knots will get you through most technical slot-canyons safely.
Here are the essential to know knots:
Each knot will have its own dedicated page which includes step-by-step instructions on how to tie each one, including pictures, a .GIF (which is a video that loops), and YouTube video.