Updated high pressure sampler unit (HPSU2.0): toward active in situ pressure regulation for deep-sea microbial sampling

Marc Garel1, Cedric Brachet2, Drezen Christine2, Guillot Antoine2, Fichen Lionel2, Pierre McCavana2, Anais Cario3, Samuel Marre3 and Christian Tamburini4, (1)Aix Marseille Univ, Université de Toulon, CNRS, IRD, MIO, Marseille, France, Marseille, France, (2)Division Technique de L’INSU, CNRS, Brest, France, Brest, France, (3)Univ. Bordeaux, CNRS, Bordeaux INP, ICMCB, UMR 5026, F-33600, Pessac cedex, France, Pessac, France, (4)Aix Marseille Univ. Université de Toulon, CNRS,IRD,MIO UM110, Mediterranean institut of oceanography, Marseille, France