UPDATE: Libby has been found safe and well.
----------------------------
Mandurah Police are seeking information regarding the whereabouts of missing girl Libby Skye Shannon, who was last seen at the Cockburn Train Station on Sunday February 28.
The 15-year-old has not had contact with her family since Thursday February 18, and was reported missing the following week.
Concerns are held for her welfare as she has not been away from family for this period of time before.
Libby is described as fair skinned, of medium build, with dark hair and it's believed she may be in the Mandurah to Fremantle area.

Anyone who sees Libby is asked to call Police on 131 444.
Anyone who has heard from Libby, or who has information regarding Libby’s movements between Thursday, February 18 and now is asked to call Crime Stoppers on 1800 333 000 or report the information online at www.crimestopperswa.com.au.
Daniel Bandy appointed CEO of Peel Thunder Football Club
Dwellingup comes alive ahead of Dwellingup 100 and Mighty Jarrah Trail Run event
Man charged, others on the run after Mandurah Forum knife incident
Man critically injured in North Dandalup crash
Kwinana Recquatic's swim school recognised nationally
Rockingham Police: Locals advised not to approach wanted man
Concerns for missing girl
Peel Thunder cruise into 2026 WAFL grand final
Two teens cautioned, one charged over brutal Falcon attack