This paper presents the identification of two species, namely Podon polyphemoides and Penilia avirostris by F.M.Ghazzawi, through plankton catches. It includes microphotographs and drawings of the above mentioned species.

The Observatoire of Villefranche sur Mer supports the daily sampling of zooplankton since 1966 at a time series station located at the entrancy of the Bay of Villefranche sur Mer. Samples were collected by a vertical tow from bottom to surface (75-0 m), using a WP2 net. Zooplankton abundance was counted by specialist at OOV under microscopes