rrotistplankton. 



April 



C 03 

 V QQ 



t 2 



ll 



5S 



"Va 



DepDi (meters) 



0— 400 k»— 200 



0—110 0-600 



0—130 0—130 0—150 



lini'.v Coo) 



3-t.02- 



34.14 



34.oa- 



34.65 



34.14- 

 34 21 



34.11- 

 34.21 



34.11- 

 35.18 



34.09- 



34.52 



34.16- 



34.83 



Temperature (Cels.) 



2.75- 

 2.85 



2.66- 

 6.3 



/. Bacillariales 



(Dhdomaceæ). 



Bacternsiru frai/ilis ((Jran) Gran 



Corefhron hystrir Hens 



Bhizosoleiiia nlata Brigdtw 



B. Shnibsnlii Cl 



Biddulphia auiita (Ltngb.) Bkéb 



Chætoceros borealis Bail 



C. densiis Ol 



C. densus v. rudis Cl 



C. daniais Cl 



C. convolutus Castr 



C. atlanticus Cl 



C. decipieiis Cl 



C. contortus Schutt 



a similis Cl 



C. laciiiiosits Schutt 



C. TT i«ei Gran 



C. diadema (Ehrb.) Gran 



C. currisetiis Cl 



C. debilis Cl 



C. socialis Laid 



C', furcellatus Bail 



Bitylium Brightwellii (West) Grun. . . . 



Sceletonema cosfatum (Gre\'.) Cl 



Tlialassinsiin Xordeiiskjoldii Cl 



T. gi avida Cl 



T. hi/alina (Grun.) Gran 



T. gelatinosa Hens 



Coscinnsira polychorda (Gran) Gran . . . 



Porosira glacialis (Grun.) 



Actinocychts Elircubergi Ealps 



Coscinodiscus excentricus Ehrb 



C. stellaris Rop 



C. radiatus Ehrb 



C. subbullims Jørg. n. sp 



C. centralis Ehbb 



C. condnnus W. Ssi 



C. biocidatus Grun 



Euodia gibba Bail 



Hyalodiscus stelliger Bail 



Hitzschia senata Cl 



N. delicatissima Ci 



■•+ 



>•+ 



+c 



+0 



+c 



+c 



r+ 



+c 



+c 



