Arson squad detectives investigating a fire that damaged machinery at the Golden Bay sand dune protest site have uncovered a can and flare.
Anyone who recognises the items or has information about the items is asked to call Crime Stoppers on 1800 333 000 or report online to www.crimestopperswa.com.au
Rewards of up to $50,000 are available for information that leads to identification and successful prosecution of any person convicted of an arson offered.