MEETING — MAY 1918 — 16 — 



elucidated some relations between the thriving of planktonic organisms and the 

 presence of certain nutritious matters in the water. 



Finally Dr. Nordquist reported upon a series of herring investigations, made 

 by Dr. Andebsson and Dr. Molander in the Cattegat and the Sound. 



Close of the meeting at 12.45 p. m. 



Third Sitting. 

 Saturday 25th May 1918, 10.30 a. m. 



Chairman: President Professor Pettersson. 

 Present: Drechsel, Ekman, van Everdingen, Gran, Hjort, Johansen, Knudsen, 



Nordquist, Redeke, Schmidt. 

 Secretary: Dr. Gehrke. 



Dr. Nordquist reported upon the Swedish salmon investigations. 



Dr. Redeke gave some details with regard to the variations in the composition 

 of catches of plaice off the Dutch coasts during the war. 



Commander Drechsel read the Recommendation Nr. 1, drawn up by Pro- 

 fessor VAN Everdingen and Dr. Nordquist. 



This Recommendation was adopted. 



The meeting then entered into a preliminary discussion as to certain points of 

 detail in the draft-letter proposed by Commander Drechsel. The final discussion 

 was postponed to the following meeting. 



Professor Knudsen finally read two hydrographical recommendations (Nr. 2 

 & 3), drawn up by Professor van Everdingen and himself. 



Both these Recommendations were adopte^d. 

 Close of the meeting at 12.30 p. m. 



