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DNA barcoding highlights a cryptic species of grenadier Macrourus in the Southern Ocean
Author(s) -
Smith P. J.,
Steinke D.,
McMillan P. J.,
Stewart A. L.,
McVeagh S. M.,
Diaz de Astarloa J. M.,
Welsford D.,
Ward R. D.
Publication year - 2011
Publication title -
journal of fish biology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.672
H-Index - 115
eISSN - 1095-8649
pISSN - 0022-1112
DOI - 10.1111/j.1095-8649.2010.02846.x
Subject(s) - biology , meristics , dna barcoding , species complex , mitochondrial dna , zoology , clade , genus , ecology , evolutionary biology , phylogenetics , gene , genetics , phylogenetic tree
Although three species of the genus Macrourus are recognized in the Southern Ocean, DNA sequencing of the mitochondrial COI gene revealed four well‐supported clades. These barcode data suggest the presence of an undescribed species, a conclusion supported by meristic and morphometric examination of specimens.