98 



Marine Microbiology 

 TABLE 2 



Vitamin Requirements, Regions from which Strains were Isolated, 



AND Salinity Data 



Salinity (%o) Per- 

 mitting Growth Rate 



Isolated Vitamin(s) Over Half 

 from'^ Required Maximal Negligible 



Species (clone) 



Carteria (?) sp. (BT-2) SS B:=, thiamine 36-20 



Chaetoceros sp. (BBsm) SS Bi: 36-20 



Chaetoceros lorenzianus SS B12 36 - 20 



Chaetoceros pelagicus (Ch. 4) SS B,: 36-24 



Cyclotella nana (13-1) SS B,: 36-20 



Coccolithus huxleyi {BT-6) SS thiamine 36-20 



Coccolithus huxleyi {?) {BT-5) SS B12 36-24 



Coccolithus huxleyi (92-A) ■ — thiamine 36-20 



Nitzschia seriata SS B12 36 - 24 



Skeletonema (?) sp. (Men 5) SS Bi; 36-18 



Coscinodiscus asteromphalus VS B12 36 - 9 



Cyclotella caspia (10-5) CSW B12 36-0.5 



Cyclotella nana {7-15) CSW B« 36- 4 



Rhizosolenia setigera VS {^) 36-18 



Skeletonema costatum LIS Bi; 36-9 



Thalassiosira nordenskioldii VS {^) 36-20 



Cyclotella nana (3H) GSB B,= 36-0.5 



Detonula confervacea NB none 36-8 



Flagellate o MHC B,^ 36-0.5 



Flagellate e MHC B,^ 36-0.5 



Melosira sp. (0-8) MVO none 36- 8 



Thalassiosira fluviatilis GIP Ba: 36 - 0.5 



^ SS= Sargasso Sea; 



VS= Vineyard Sound, Mass.; 



CSW=Continental shelf waters; 



LIS=Long Island Sound; 



GSB=Great South Bay, Long Island; 



NB=Narragansett Bay, Rhode Island; 



MHG=Milford Harbor, Conn.; 



MVO = Martha's Vineyard, Oyster Pond; 



GIP= Gardiner's Island Pond, Long Island; 

 2Bi2 required or markedly stimulatory. 



<16 



<16 

 1 6 and below 



<16 



<17.5 

 16 and below 

 16 and below 

 16 and below 

 20 and below 

 9 and below 



4 and below 



<2 



9 and below 



4 and below 



<16 



4 and below 



2 and below 



