scholarly journals Species Composition, Ecological Parameters and Seasonal Changes of Planktonic Ciliates Population in Bukan Dam Reservoir

2010 ◽  
Vol 5 (1) ◽  
pp. 102-106 ◽  
Author(s):  
Azary
Bothalia ◽  
1992 ◽  
Vol 22 (2) ◽  
pp. 283-288 ◽  
Author(s):  
P. J. Weisser ◽  
A. K. Whitfield ◽  
C. M. Hall

Between 1979 and 1981, the submerged aquatic macrophyte vegetation in the Wilderness lakes died back significantly, and in some areas disappeared altogether. This study documents the senescent phase and describes the recovery of the plant populations between May 1982 and May 1983. In two lakes, namely Langvlei and Eilandvlei, the plant biomass approximately doubled between the winters of 1982 and 1983. Seasonal changes in species composition are documented and possible factors accounting for the collapse and recovery of the plant populations are discussed.


2008 ◽  
Vol 51 (2) ◽  
Author(s):  
Alejandra Piñón-Gimate ◽  
Elisa Serviere-Zaragoza ◽  
María Julia Ochoa-Izaguirre ◽  
Federico Páez-Osuna

1990 ◽  
Vol 41 (1) ◽  
pp. 111 ◽  
Author(s):  
P Hutchings

This review summarizes the available information on the macrobenthic epifaunal communities in tropical areas of Australia, with regard to species composition and seasonal changes in these com- munities. A synopsis is given of the information available on their growth rates and reproduction, together with a consideration of the role they play within tropical marine communities. Little is known about this role. Changes in the composition of these communities that occur as a result of trawling are discussed, together with the factors that must be considered before plans of management can be drawn up and implemented. There is a paucity of information on macrobenthic epifaunal communities and their role in Australian tropical marine ecosystems.


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