LISTS OF SPECIES BY STATIONS 



19 



Between stations 6 and 7 (a) 

 June 2, 1928; 49° 30' N, 12° 00' \V; 22 species 



Tow 



Acartia clausii 



Calanus helgolandicus. , . . 



Candacia bispinosa 



Centropages furcatus 



hamatus 



Clausocalanus arcuicornis. 

 Farranula carinata 



rostrata 



Macrosetella gracilis 



Metridia longa 



Microsetella norvegica. . . . 



Tow 



Oithona plumifera 



setiger 



similis 



Oithonina nana 



Oncaea media 



minuta 



venusta 



Paracalanus parvus 



Pseudocalanus minutus. 

 Rhincalanus cornutus. . . 



nasutus 



These three tows were taken at the surface in the same June 2. A total of 22 species was obtained from all three tows, 

 Iocalit\- successively at short internals during the night of and 12 (55 per cent) of these were confined to a single tow. 



Between stations 6 and 7 (b) 

 June 3, 1928; 50° 00' \, 12° 30' \V; IS species 



Depth of tow, m 







100 



Depth of tow, m 



100 



Acartia clausii a 



Calanus helgolandicus r 



Metridia longa r 



Microsetella norvegica a 



Oithona plumifera f 



setiger r 



similis a 



Oithonina nana r 



Oncaea media f 



minuta c 



venusta f 



Paracalanus parvus a 



Pontella lobiancoi r 



Pseudocalanus minutus , c 



Sapphirina stellata r 



These two tow's were taken in the night, and it is worthy of 

 note that every one of the species found at the 100-meter le\el 



was also present at the surface. There were 6 other species at 

 the surface that were not found in the 100-meter tow. 



