Definition of lessepsian migration in English English dictionary
(Biyoloji) Lessepsian migration (also called Erythrean invasion) is the ongoing migration of marine species across the Suez Canal, usually from the Red Sea to the Mediterranean Sea, more rarely in the opposite direction. It is named after Ferdinand de Lesseps, the engineer in charge of the canal's construction. On a wider context, the term "Lessepsian migration" is used to describe any animal migration over man-made structures, i.e. that which would not have occurred had it not been for the presence of an artificial structure