Primary Producers 183 



TABLE 5-1 Phytoplankton Species Found in the Barrow A rea in July 1971 

 P=Pond Site l=Ikroavik Lake M=North Meadow Lake 



Bacteriophyta 



Achromatium oxaliferum SCHEW P 



Macromonas mobilis (LAUT.) UTERMOEHL P 



Cyanophyta 



Chroococcus prescotti DROUET et DAILY P 



Chroococcus turgidus var. maximus NYGAARD P 



Aphanotheca cf. castagnei (BREB.) RBH P 



Aphanotheca dathrata W et G. S. WEST P 



Merismopedia glauca (EHR) NAEG P 



Gomphosphaeria lacustris CHOD P 



Gomphosphaeria robusta SKUJA P 

 Coelosphaerium kuetzingianum NAEG M 



Anabaena cf. lapponica BORGE P 



Pscudanabaena spp. P 



Oscillatoria cf. borneti ZUKAL P 



Chlorophyta 



Pedinomonas minutissima SKUJA P 



Nephroselmis discoides SKUJA P 



Scourfieldia cordiformis TAKEDA P 



Chlamydomonas sagittula SKUJA P 



Chlamydomonas frigida SKUJA P 



Chlamydomonas carolae n. sp. P 



Chlamydomonas liloeae n. sp. P 



Chlamydomonas spp. P 



Sphaerellopsis cf fluviatilis (STEIN) PASCHER P 



Chlorogonium spp. P 



Pandorina morun (MUELL) BORY P 



Volvox aureus EHR P 



Gonium pectorale MULLER P 



Paulschulzia pseudovolvox SKUJA P 



Korshikoviella gracilipes (LAMBERT) SILVA ' P 



Gloeocystits plane tonica (W et G. S. WEST) LEMM I 



Gloeococcus schroeteri (CHOD ) LEMM I M 



Pediastrum duplex MEYEN M 



Pediastrum boryanum (TURP) MENEGH M 



Pediastrum kawraiskyi SCHMIDLE M 



Pediastrum integrum NAEGELI M 



Oocystis submarina var. variabilis SKUJA P 

 Oocystis arctica PRESCOTT M 



Oocystis lacustris CHOD AT P 



Oocystis gigas ARCH P 



Oocystis borgei SNOW P 

 Tetraedron minimum (A BR) HANSG M 



Scenedesmus acuminatus (LAGERH) HOD P 

 Scenedesmus armatus (CHOD) G. M. SMITH M 



Dictyosphaerium pulchellum WOOD M 



Dictyosphaerium simplex SKUJA P 



(continued) 



