engin meric ‚ 1 , mehemet baki yokes 2 , kadiko ¤y niyazi avsar 3 , elmas kirki-elmas 4 , feyza dinc ‚er 5 , selahattin unsal karhan 5 , evrim kalkan 6 and volkan demir 7 1 Moda Hüseyin Bey Sk. No. 15/4, Alien benthic foraminiferal assemblages of Samandag and Yayladagı coasts (Hatay, Turkey) have been investigated. 41 genera and 58 species of benthic foraminifers were identified and Indo-Pacific originated alien species were found to dominate the foraminiferal assemblage. Pararotalia calcariformata which shows distribution in the western Pacific is recorded for the first time in the Mediterranean Sea.