DALLAS - The Dallas Mavericks announced today that they have acquired center Calvin Booth from the Seattle Supersonics in exchange for forward Danny Fortson. Booth (7-0, 241) is entering his sixth NBA season and is joining the Mavericks for the second time in his career. The Reynoldsburg, Ohio native played in 15 games for Dallas during the 2000-01 season and averaged 7.5 ppg on .548 shooting, 4.8 rpg and 2.00 bpg. He also played in all 10 Mavericks playoff games that season. Booth saw action in 71 games last season with Seattle starting 35 times and averaging 4.9 ppg and 3.9 rpg in 17.0 mpg. He also led the Sonics in blocked shots averaging 1.42 blocks per contest. During the 2000-01 season, Booth led the NBA by averaging 5.71 blocks per 48 minutes. The former Penn State standout was named Big Ten Defensive Player of the Year in 1998 and was drafted 35th overall by the Washington Wizards in the 1999 NBA Draft. He also won a gold medal at the 2001 Goodwill Games as a member of Team USA. Fortson is leaving Dallas after one season with the Mavericks. The 6-8 forward played in 56 games last season while averaging 3.9 ppg and 4.5 rpg in 11.2 minutes per contest.