We would like to thank the people from the oceanographic institutions listed below for their support in terms of drifter procurement and help with the drifter deployments and recoveries:

Istituto Nazionale di Geofisica e Vulcanologia (INGV) (Bologna, Italy)
Nadia Pinardi

Istituto di scienze marine (ISMAR) - CNR (La Spezia, Italy)
Annalisa Griffa

Laboratoire de Sondages Electromagnetiques de l'Environnement Terrestre, Universite du Sud Toulon-Var (Toulon, France)
Joel Gaggelli

Laboratoire d'Oceanographie et de Biogeochimie - LOB (La Seine, France)
Isabelle Taupier-Letage

Istituto Idrografico della Marina (Genova, Italy)
M. De Marte and M. Tozzi

The Captain and the Crew of R/V Amm. Magnaghi