178 



DISCOVERY REPORTS 



St. 505. 23. xi. 30. 54 07I' S, 34 54!' W. 100- 

 Temp. -o-68° C. Salinity 33-90 °/ o0 . />H 8 



Chaetoceros criophilum Castracane 

 Dactyliosolen antarcticus Castracane 

 Coscinodiscus subtilis Ehrenberg 

 Rhizosolenia hebetata Bailey 

 Biddulphia striata Karsten 

 Fragilariopsis antarctica (Castracane) Hustedt 

 Chuniella oceanica (Karsten) Hendey 

 Chaetoceros cruciatum Karsten 

 Thalassiosira antarctica Comber 

 Corethron criophilum Castracane 



PA 86. 



■0 m. 



°5- 



Actinocyclus Janus Karsten 

 Actinocyclus complanatus Castracane 

 Chaetoceros boreale Bailey 

 Eucampia balaustium Castracane 

 Coscinodiscus variolatus Castracane 

 Asteromphalus Roperianus Ralfs ex Pritchard 

 Rhizosolenia alata Brightwell 

 Chaetoceros sociale Lauder 

 Chaetoceros atlanticum Cleve 

 Coscinodiscus trigonus Karsten 



IS* 



w. 



100 

 pU 



St. 506. 23. xi. 30. 54 14' S, 35 



Temp. -0-56° C. Salinity 33-92 % 



Chaetoceros criophilum Castracane 

 Corethron criophilum Castracane 

 Rhizosolenia hebetata Bailey 

 Coscinodiscus trigonus Karsten 

 Coscinodiscus subtilis Ehrenberg 

 Dactyliosolen antarcticus Castracane 

 Fragilariopsis antarctica (Castracane) Hustedt 

 Chaetoceros neglectum Karsten 



PA 81 • 



-o m. 



8-07. 



Eucampia balaustium Castracane 

 Biddulphia striata Karsten 

 Chaetoceros Chunii Karsten 

 Coscinodiscus variolatus Castracane 

 Thalassiosira antarctica Comber 

 Rhizosolenia alata Brightwell 

 Actinocyclus Janus Karsten 



St. 507. 23. xi. 30. 54 19V S, 35 33J' W. 100-0 m. 



Temp. -0-70° C. Salinity 33-91 % . pH 8-02. PA 87. 



Thalassiosira antarctica Comber 

 Corethron criophilum Castracane 

 Chaetoceros criophilum Castracane 

 Coscinodiscus trigonus Karsten 

 Eucampia balaustium Castracane 

 Coscinodiscus decrescens Grunow 

 Dactyliosolen antarcticus Castracane 



St. 508. 24. xi. 30. 55 08' S, 33 35' W. 100-0 

 Temp. -0-92° C. Salinity 33-75 % . />H 8 

 Chaetoceros criophilum Castracane 

 Corethron criophilum Castracane 

 Thalassiosira gravida Cleve 

 Thalassiosira antarctica Comber 

 Rhizosolenia hebetata Bailey 

 Biddulphia striata Karsten 

 Eucampia balaustium Castracane 

 Fragilariopsis antarctica (Castracane) Hustedt 

 Chaetoceros sociale Lauder 

 Dactyliosolen antarcticus Castracane 

 Rhizosolenia alata Brightwell 

 Coscinodiscus trigonus Karsten 

 Ethmodiscus gazellae (Janisch) Hustedt 



Chaetoceros sociale Lauder 

 Fragilariopsis antarctica (Castracane) Hustedt 

 Rhizosolenia alata Brightwell 

 Coscinodiscus centralis Ehrenberg 

 Chaetoceros didymum Ehrenberg 

 Rhizosolenia bidens Karsten 



•04. PA7 1 - 

 Nitzschia seriata Cleve 

 Chaetoceros neglectum Karsten 

 Actinocyclus Janus Karsten 

 Coscinodiscus variolatus Castracane 

 Nitzschia pelagica Karsten 

 Chaetoceros Chunii Karsten 

 Coscinodiscus lentiginosus Janisch 

 Asteromphalus Roperianus Ralfs ex Pritchard 

 Rhizosolenia rhombus Karsten 

 Actinocyclus bifrons Karsten 

 Coscinodiscus ocidus-Iridis Ehrenberg 

 Melosira sphaerica Karsten 



