A type of skill or tactic useful in the operating field. Skills include: Bushcraft, Knotcraft, Surveillance, Marksmanship, Mechanics, Medical, Escape and Evasion, Night Movement, Camouflage, Land Nav, Water Nav, and Counter-surveillance, among others. Fieldcraft is an expansive term for many different survival tactics, and there are many ways to learn and training courses available.
For education in various forms of fieldcraft, see:
Fieldcraft Survival:
https://fieldcraftsurvival.com/
Dave Canterbury