Lightweight system for beaver footholds?

What's the best system for drowning beavers when using footholds, when you can't carry in weight (very far from the road) and there are no rocks to use to fill a feed sack? Best options?

Do you have sand or dirt?

Just run a drowning wire. Cut your stakes on site so your not carrying In any stuff but your axe and your traps.

Long pole for a deepwater stake cut on site.

wire run down a pole, so it acts like a drowning rod

8' fiberglass tree stakes and wild river hardware

https://www.wildrivertraps.com/products/fiberglass-drowning-system-hardware

Plastic feed sack with dirt or sand. I used it a lot without a problem.