Miller makes the electrodes for the electrophoresis process from the steel wire used in conger eel snares. (newscientist.com)
The research showed that the larger is the fish the higher are the levels of mercury: between 1.0 and 2.0 parts per million for swordfish, tuna and dogfish, around 0.5 ppm in conger eels and 0.2 ppm in panga. (sciencedaily.com)
At the end of 40 minutes, it's back to the surface, the return journey, cleaning the equipment, hot showers and more coffee interspersed with convivial conversation - «Oui, je suis vraiment depute Anglais... tu a vu la taille du conger.» (totalpolitics.com)