Tunis, Feb 22 : A total of 569 undocumented immigrants were rescued off the Tunisian coast while attempting to cross the Mediterranean to Italy, Tunisian National Guard spokesman Houcemeddine Jbabli said. "As part of the fight against the phenomenon of illegal immigration, 11 illegal immigration attempts were foiled late Monday night," Jbabli added in a statement on Tuesday. Among the rescued included 20 Tunisians and 549 people of different African nationalities, it said. Located in the central Mediterranean, Tunisia has been one of the most popular transit points for illegal immigration to Europe, Xinhua news agency reported. The number of illegal immigrants attempting to reach Italy through Tunisia has been on the rise, despite the strict measures taken by the Tunisian authorities to tackle illegal immigration. /IANS