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Table 4 Major taxonomic groups identified from plankton samples (“mixed plankton”) used in fatty acid analyses in 2013

From: Fatty acid composition and lipid content in the copepod Limnocalanus macrurus during summer in the southern Bothnian Sea

Taxonomic group Date
May 23 June 12 July 1 Sept 9
Aphanizomenon flos-aquae + ++ + ++
Nodularia spumigena    + +
Anabaena sp.    +  
Gonyaulax spp. +++ +   +
Dinophysis spp. +++ + + ++
Peridinium spp. +    
Chaetoceros wighamii ++    +
Achnanthes taeniata +    +
Thalassiosira baltica +   + +
Helicostomella subulata    + +++
Tintinnopsis lobiancoi + + + +
Keratella quadrata   + ++ +
K. cruciformis   +   +
Synchaeta baltica + ++ +++  
S. monopus   +++   
S. curvata   ++   
Pleopsis polyphemoides    ++ +
Bosmina coregoni    ++  
Evadne nordmanni   + ++ +
Acartia spp. n. + +   ++
Acartia spp. cop. +    +
Acartia spp. ad.   ++ ++ +
Eurytemora sp. n. +   + +
Eurytemora sp. cop.    +  
Eurytemora sp. ad. + ++ + +
Temora longicornis n.    ++  
T. longicornis ad.    +  
Limnocalanus macrurus n.   +   +
Polychaeta larvae    +  
Lamellibranciata larvae    +  
  1. Relative abundance is expressed as follows: (+++) = highly abundant; (++) = abundant; (+) = present in low numbers
  2. n. nauplius, cop. copepodite, ad. adult