A manhunt is under for a 20-year-old who has allegedly removed his electronic GPS monitoring bracelet in the South West, and gone missing.

Bunbury detectives are seeking the whereabouts of Degan Gregory Boswell after he allegedly removed his tracking device just after 8pm on Saturday, April 18.

His whereabouts are currently unknown.

He is described as being approximately 180cm tall, of medium build, with brown hair and green eyes.

If sighted, members of the public are advised not to approach Mr Boswell but to contact police immediately on 131 444.