Téthys II
Téthys II is a French oceanographic research vessel owned by Ifremer. It is used for scientific research mainly in the Mediterranean Sea, with missions lasting around ten days and up to 200 miles from the port. Téthys II is equipped with instruments for marine geosciences, physical oceanography, biological oceanography, biogeochemistry, and marine chemistry. Its twin vessel is the Côtes de la Manche.