P. T. CLEVE. PLANKTON COLLECTED BY MR. THORILD WULFF. 3ol 



l) a t c. 



Lat. X. Long. , Temp. Sal. Pn. qt. 



X 5 



G 



6 



7 



7 



8 



8 



» 9 



» 9 



10 



. 10 



» 11 

 » 11 



12 

 12 



I 37°12' 



! 37°25' 



37°38' 



37*27, 



36°59' 



■ r 2' e. 



| 6° 7' , 



i 7°56' » 



1020' » 



12° T » 



36 c 12' 14 c 18' 



21,8 

 22,6 

 22,2 

 22,5 



36,94 

 37,56 

 37,12 

 37,29 



23,3 ! 37,52 



35°43' 

 35° 8 

 34°42' 



1612' 

 18°12' 



20 D 5' 



3410' 22° 4 



33 c 45' 

 33^23' 

 3252' 



24° 6' 



26° 



27 c 55' 



32°25' 29°32' 

 31°49' 31°46' 



24,3 

 24,6 

 24,2 

 24,6 

 24,4 

 24,5 

 24,9 

 24,6 

 24,9 



37,66 

 37,79 

 38,60 

 38,78 

 39,11 

 39.34 

 39,25 

 39,13 

 38,69 



25,5 i 39,4 9 



Cp Pr 



It is of interest to note that the temperature and the 

 salinity increase eastwards, but on the other hand the anionnt 

 of plankton and the number of species in it decrease as a 

 rnle. The plankton in all samples belonged to styli- and 

 desmo-plankton, the former apparently predominant. 



4. Mediterranean 1903. 



As was the case in october 1902, the salinity and the 

 temperature increased eastwards. The plankton was as a rnle 



