Fig. 2From: First report of the planktonic copepod Oithona davisae in the northern Wadden Sea (North Sea): Evidence for recent invasion?28S maximum likelihood tree for the North Sea species O. similis, O. plumifera, O. atlantica, O. nana, and O. davisae (NS North Sea, TEA Tropical Eastern Atlantic, NEA Northeastern Atlantic, ARK Arctic Ocean) and other Oithona species (taken from GenBank with their accession numbers)Back to article page