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Flotation?

Why Flotation isn’t always the best method for recovering fragile archaeobotanical remains.

A small video as supporting media demonstrating preservation bias in archaeology. A reminder that the techniques we use to recover fragile remains may be the ones that destroy the very material we are seeking to preserve.

close up of a small fragment of twig held in teasers next to a pot of water
closeup pf a twig sinking and disintegrating in a small tub of water
Close up of a small round plant tuber dropping into a small tub of water
Close up of a small round plant tuber dissintegrating into a black cloud of sinking dust in a small tub of water.
Credits to the lead researcher Amaia Arranz Otaegui