The genus Ochthebius in the Lebanese rivers, with additional notes on its ecology (Insecta, Coleoptera, Hydraenidae)https://ephemera.insectes.org/publication/the-genus-ochthebius-in-the-lebanese-rivers-with-additional-notes-on-its-ecology-insecta-coleoptera-hydraenidae/ ephemera biodiversité insectes aquatique entomologie ephemera biodiversité insectes aquatique entomologie