A recoverable gabion is disclosed. The gabion comprises opposed side walls connected together at spaced intervals by a plurality of partition walls such that spaces between neighboring pairs of partition walls define, together with the side walls, individual compartments of the gabion, adjacent side and partition walls being connected to one another by pivotal connections wherein at least one partition wail comprises at least three partition wall elements, a first partition wall element being pivotally connected to a first side wall and a second partition wall element being connected to a second side wall, and the partition wall comprising at least a third partition wall element between said first and second partition wall elements acting as a spacer element therebetween to extend the width of the gabion compartment and being releasably connected to the first and second partition wall elements.