Last week, 12 – 16 June 2017, researchers and engineers of ANTARES and KM3NeT met in Bari, Italy for their yearly Spring meeting. The Collaboration meeting was organised by the colleagues of the local INFN team, coordinated by Marco Circella. A full week of discussions about the scientific results using the ANTARES and KM3NeT neutrino telescopes, the status and progress of technology, production of optical modules and detection units for the ARCA and ORCA neutrino detecctors of KM3NeT and the status of scientitic papers. Vibrant discussions alternated by lively coffee breaks and a Collaboration dinner energized the participants for the presentation of the scientific results of the Mediterranean neutrino telescopes at the upcoming summer conferences.