ISOPS (International Symposium on Phlebotomine Sandflies) is a congress dealing with all aspects of research on Phlebotomine sandflies. It is held every 3 years, alternating between the New World and the Old World.
ISOPS I: 1991, Roma, Italy
ISOPS II: 1995, Mérida, Venezuela
ISOPS III: 1999, Montpellier, France
ISOPS IV: 2002, Bahía, Brazil
ISOPS V: 2005, Gammarth, Tunisia
ISOPS VI: 2008, Lima, Peru
ISOPS VII: 2011, Kuşadasi, Turkey
ISOPS VIII, 2014 Puerto Iguazu, Argentina
ISOPS IX, 2016 Reims, France
ISOPS X, 2019 San Cristobal, Galapagos-Equador
and
ISOPS XI, 2024 Portorož, Slovenia