Who transcends so late through night and sea? It’s the CTD to collect water for thee. It holds a SUNA, tight on its frame; SUNA reveals a nutrient, ‘nitrate’ is the name. ‘Altimeter, why do you hide your face in fear?’ ‘Watch out CTD, the ground will soon appear!’ ‘The fjord’s ground with its sediments … Continue reading Song of the water mass sirens