46 



P. T. CI>EVE. TME Vl.ANKTUN OV THE NUliTH .SEA AND UHE SKAGEKAK. 



Table V. 



Month . . . 

 Day . . . . 

 Temperature 

 Salinitv , . 



1 



27 

 1,1 



2 



3 



2,1 



2 



' I 

 -0,3' 



2 



23 

 -0,8 



31,92 32,70 22,7-2 21,39 



3 



5 



3,0 

 33,fi3 



3 



n| 



2,1 ' 

 32,10 



1,9 



39,58 



3 



■ 30 

 1,2 



25,97 



4 4 



6 I 17 



l,ö ! 3,6 



2r),ol 23,8-1 



4 



5 



5 



5 



5 



24 



5 



12 



19 



26 



5,4 



6,4 



7,3 



7,6 



9,6 



26,28 24.31 23,87 30,13 23,40 



Oikoplcara dioica Fol 



Aeartia Clausii Giesbr 



A. longiremis Lilljeb 



Calanus finiiiarehiciis Gukk. . . . 

 Centropages hamatus Lilljeb. . . 



C. t.ypiciis Keöyer 



Oithona similis Claus 



Paracalanus parvus Claiis. . . . 

 Pseudocalanus elongatus Boeck. . 

 Temora longicornia O. F. Mull. . 



Evadue Nordmani Loven 



E. spinifera P. E. Mull 



Sagitta blpunctata Quoi & Gaim. 

 Cyttarocylis denticulata Ehe. . . 

 Ptychocylis acuta Brandt. . . . 

 Tintinnopsis campanula Ehb. . . 



T. flstularis Möb 



Ceratium fusus DuJ 



C. longipcs Bail 



C. macroceros Ehb. ....... 



C. tripos NiTzscH 



Dinophysis acuta Ehb 



Pendiiiium depressum Bail. . . . 



P. divergens Ehb 



P. ovatum PoucH 



P. pallidum Ostf 



Pterosplsra Möbii Jörgs 



Biddnlphia aurita Lyngb 



B. mobileusis Bail 



Cerataulina Bergoui H. Per. . . . 

 Chaetoceros borealis Brtw 



C. Tar. Briglitwellii Cl 



C. brevis Schött 



C. contortus ScHtiTT 



C. curvisetus Cl 



C. debilis Cl 



G. decipiens Cl 



C. diadema Ehb. 



C. didymns Ehb 



C. laeiniosus ScHtiTT 



C. Schiittii Cl 



Coscinodiseus coui'iiinus W. Sm. . 



C. polychordas Geax 



Ditylum Brightwelli West. . . . 



Eucaiupia zodiaeus Ehb 



Guiuardia tlaccida Caste 



Ebizosolenia calcar avia Sohulze. 



B,, gracilliiiia Cl 



R. semispina IIensen 



E. setigera Brtw 



Skeletoucma oostatuiii Gbev. . . . 

 Thalaaaiosira Nordenskiöldii Cl. . 

 Thalassiotlirix Frauenfcldi Grun. 



+ 



+ 



r 

 Ns 



Plankton-type 



Tp 



ccc 

 + 

 ccc 



+ 

 c 



+ 



c 



Ns 



r 

 + 



cc 

 v 

 cc 



+ 

 c 

 c 

 c 



Ns 

 Si 



r 

 + 



Ns 



ccc 

 ccc 



cc 



+ 



Ns 

 Si 



+ 

 cc 



ccc 

 r 

 c 



+ 



r 



r 

 ccc 



r 

 Si 



rr 

 r 



ccc 

 c 



+ 

 + 



+ 

 + 



ccc 

 r 



+ r 



+ + r c, c -^ 



NsT NsT, TNs TNs NsT NsG 



+ 

 c 



c 



+ 

 + 

 + 



+ 

 r 



c 

 + 

 r 

 cc 



r 

 cc 



Ns \ Ns 



Ne i Ne 



I Tp 



