lessepsian

Pertaining to the French diplomat Ferdinand de Lesseps, who designed the Suez Canal.

The preposterous demands urged in connexion with the bombardment of Alexandria are the youngest, as the Lessepsian conception of the rights of the Canal Company is among the oldest, fruits of the same general ideas.

Did not Lord Palmerston declare that the construction of the canal was an impossibility? What subsequent occurrence can prevail over these two eternal truths? The Lessepsian policy has in fact been throughout a policy of absolute monopoly, which received its first and only defeat from Lord Beaconsfield's purchase of the Khedive's shares in 1875.

Of or relating to organisms that migrate from the Red Sea to the eastern Mediterranean Sea by means of the Suez Canal.

The Polychaeta Cirriformia semicincta, Branchiosyllis uncinigera and Spirobranchus giganteus, considered by [Lucien] Laubier (1966) to be lessepsian immigrants, are more probably circumtropical species, which are warm water relics along the Levant coast, where Laubier found them, and not necessarily immigrants through the Suez Canal.

The Middle East is an area of complex tectonic history through time, and this complexity is reflected in the biogeography of the region. Essentially, six historico-biogeographical 'strata' can be recognized among the crustaceans which inhabit the region. These are: [...] 6) Lessepsian migrants between the Mediterranean and Red Seas after the opening of the Suez Canal.

Any species that migrated in this manner.