Degrees : F (I - tonic), G (II - supertonic), A (III - mediant), B♭ (IV - subdominant), C (V - dominant), D♭ (VI - submediant), E♭ (VII - leading tone)
You'll find below the 5 different positions/shapes of the F Mixolydian b6 Uke scalein Slack-key Tuning (gCEG), along with
their ascending tab patterns.