Besides the meteorological observations and the collection of plankton -- in fine silk tow-nets -- the investigations consisted of taking temperatures and samples of water at different depths The temperatures below the surface were ascertained by the best modern reversing thermometers (Richter's);
(the investigations; consisted; of taking temperatures and samples of water at different depths) (The temperatures below the surface; were ascertained; by the best modern reversing thermometers; T:Besides the meteorological observations and the collection of plankton -- in fine silk tow-nets)
the investigations The temperatures below the surface
consisted were ascertained
of taking temperatures and samples of water at different depths
by the best modern reversing thermometers T:Besides the meteorological observations and the collection of plankton -- in fine silk tow-nets