The official fighter salaries for UFC 109 were:

Randy Couture ($250,000 – no win bonus) def. Mark Coleman ($60,000)
Chael Sonnen ($64,000 – includes $32,000 win bonus) def. Nate Marquardt ($45,000)
Paulo Thiago ($30,000 – $15,000 win bonus) def. Mike Swick ($43,000)
Demian Maia ($62,000 – $31,000 win bonus) def. Dan Miller ($15,000)
Matt Serra ($150,000 – $75,000 win bonus) def. Frank Trigg ($30,000)
Mac Danzig ($40,000 – $20,000 win bonus) def. Justin Buchholz ($8,000)
Melvin Guillard ($28,000 – $14,000 win bonus) def. Ronys Torres ($4,000)
Rob Emerson ($24,000 – $12,000 win bonus) def. Phillipe Nover ($10,000)
Phil Davis ($10,000 – $5,000 win bonus) def. Brian Stann ($17,000)
Chris Tuchscherer ($20,000 – $10,000 win bonus) def. Tim Hague ($7,000)
Joey Beltran ($12,000 – $6,000 win bonus) def. Rolles Gracie ($15,000)