Seasonal variation of phytoplankton community structure and nitrogen uptake regime in the Indian Sector of the Southern Ocean

Polar Biology ◽  
1998 ◽  
Vol 20 (4) ◽  
pp. 259-272 ◽  
Author(s):  
Semeneh Mengesha ◽  
Frank Dehairs ◽  
Michel Fiala ◽  
Marc Elskens ◽  
Leo Goeyens
1998 ◽  
Vol 17 (1-4) ◽  
pp. 159-177 ◽  
Author(s):  
M. Semeneh ◽  
F. Dehairs ◽  
M. Elskens ◽  
M.E.M. Baumann ◽  
E.E. Kopczynska ◽  
...  

2017 ◽  
Vol 191 ◽  
pp. 125-135 ◽  
Author(s):  
O.A. Shatova ◽  
S.R. Wing ◽  
L.J. Hoffmann ◽  
L.C. Wing ◽  
M. Gault-Ringold

ALGAE ◽  
2006 ◽  
Vol 21 (1) ◽  
pp. 83-90 ◽  
Author(s):  
Yeon-Shik Kang ◽  
Hyu-Chang Choi ◽  
Jae-Hoon Noh ◽  
Joong-Ki Choi ◽  
In-Seong Jeon

2013 ◽  
Vol 73 (1) ◽  
pp. 1-14 ◽  
Author(s):  
JC. Bortolini ◽  
NC. Bueno

The limnological characteristics and the phytoplankton community of the pelagic region of the São João River, tributary of the Iguaçu River, Iguaçu National Park were analyzed from August 2008 to July 2009. 221 taxa were identified and the Bacillariophyceae class was the most representative. Bacillariophyceae and Chrysophyceae were the dominant classes in density and Bacillariophyceae in biovolume. According to the DCA carried out for phytoplankton density and biovolume, significant differences were identified between the periods, and between the sites and study periods, respectively. The highest richness of species reached 40 taxa in September 2008 at station 1. The Shannon-Wiener diversity indexes and evenness, calculated from the density of phytoplankton, were temporally heterogeneous and spatially similar. In general, the significant temporal variations in the composition of the phytoplankton community were due to variations in limnological conditions, mainly temperature, transparency and nutrients. Spatially the structure was more similar due to the proximity among the stations. Moreover, the similarity of the distribution of communities in lotic environments were due to the unidirectional flow.


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