Warnbro Sound shark alert: Caution urged for beachgoers after bull shark set off multiple alerts admin 7 hours ago BioGraphi Comments Off on Warnbro Sound shark alert: Caution urged for beachgoers after bull shark set off multiple alerts 2 Views Beaches remain open but water users are urged to take caution around Rockingham after a tagged shark set off multiple alerts at the weekend. Share Facebook Twitter Stumbleupon LinkedIn Pinterest