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Table 4 Phytoplankton species encountered along the cages and at the intermediate site (X = phytoplankton encountered before stocking fish in cages, + = phytoplankton encountered after stocking fish in cages, and X+ = phytoplankton encountered before and after stocking fish in cages)

From: Environmental impacts of cage culture in Lake Victoria: the case of Shirati Bay-Sota, Tanzania

Chlorophyceae Along the cages Intermediate
Ankistrodesmus falcatus X X
Ankistrodesmus setigera X X
Chordatella subsala var. citriformis X  
Coelastrum cambricum var. nasutam X X
Coelastrum microporum   +
Coelastrum reticulatum X  
Dimorphococcus lunatus X  
Kirchneriella contorta X X
Oocystis lacustris X X
Oocystis solitaria X X
Pediastrum duplex   X
Pediastrum simplex var. microporum X X
Pediastrum simplex var. duodenarium X+  
Pediastrum simplex var. radians +  
Scenedesmus sp. X  
Staurastrum gracile var. nyassae X X
Staurastrum limneticum X  
Staurastrum sp. X  
Bacillariophyceae
 Aulacoseira granulata + +
 Coscinodiscus rudolfi +  
 Cyclotella kützingiana X  
 Navicula sp.   +
 Nitzschia acicularis X+ X+
 Rhizosolenia victoriae + +
 Surirella biseriata X  
 Surirella fullebornii var. elliptica X  
 Synedra cunningtonii X+ X+
 Synedra ulna X+ +
Cyanophyceae
 Anabaena flos aquae X+ X+
 Anabaena spirodes X+ X+
 Anabaenopsis sp.   
 Aphanothece nidulans   X+
 Chroococcus limneticus X+ X
 Chroococcus sp.   +
 Chroococcus turgidus X +
 Coelosphaerium sp.   X
 Cylindrospermopsis curvispora   X
 Cylindrospermopsis philippinensis   X
 Merismopedia glauca X +
 Merismopedia tenuissima X X
 Microcystis aeruginosa X X
 Microcystis flos-aquae X+ X+
 Planktolyngbya circumcreta X+ X+
 Planktolyngbya contarta X  
 Planktolyngbya limnetica X+ X+
 Planktolyngbya mertensiana X  
 Planktolyngbya tallingii X+ X+
 Planktolyngbya undulata X X
 Pseudoanabaena spp. X X
 Romeria sp. X  
Dinophyceae
 Glenodinium sp. X  
 Ceratium limneticus X  
Xanthophyceae
 Ophiocytium cochleare X