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

The Observatoire of Villefranche sur Mer supports the regular observation of large zooplankton from 1898-1917 at a time series station located at the entrancy of the Bay of Villefranche sur Mer.