Despite a gutsy victory at Abbett Park, results elsewhere mean the Gulls cannot make the top six with one round to play.
Chasing 250, Scarborough’s batting was immense, with Wes Robinson scoring an unbeaten century to guide the hosts to 4-336.
Ed Barnard scored 96 in his last game for the side to finish a terrific campaign.
Get in front of tomorrow's news for FREE
Journalism for the curious Australian across politics, business, culture and opinion.
READ NOWMORE: Party peacemaker in critical condition after being attacked outside Padbury home
MORE: Support network developed for FIFO families
MORE: Soul duo The Merindas to headline Corymbia Festival
The Gulls ended the Tigers’ 13-match winning streak and in doing so showed the talent they possess at the club.
Barnard has been a revelation this season as an all-rounder, with the Englishman finishing with 533 runs and 24 wickets.