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Species concepts and functional aspects of cold-water diatoms (Bacillariophyceae)
(Doctoral thesis; Doktorgradsavhandling, 2011-10-18)
The choice of species concept when delineating phytoplankton species is decisive for our knowledge of species diversity and distribution, but will also affect our understanding of the functioning of marine ecosystems. This is particularly true for so-called cryptic species, which may show high degree of genetic and physiological heterogeneity although being morphologically similar. A precise species ...