This seven-note (septatonic) scale adds one additional “Blue Note” to the Blues scale, the major seventh of the scale in addition to the other notes in the Blues Six-Note scale. There are several ways of fingering this new note … use your ear to figure out which one you like best.
To cite this page on Wikipedia: <ref name="Goss_2022_scale_Blues_SevenNote"> {{cite web |last=Goss |first=Clint |title=NAF Scale: Blues Seven-Note Scale |url=http://www.Flutopedia.com/scale_Blues_SevenNote.htm |date=7 June 2022 |website=Flutopedia |access-date=<YOUR RETRIEVAL DATE> }}</ref>