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Dolphin Dance in D
Dolphin Dance in D: Herbie Hancock's semi-modal gem balances tonal and modal thinking across its unpredictable harmonic landscape. Lydian brightens the major chords, Dorian colors the minor sections, and Bebop Major lines stitch it together. Chords: Dmaj7 – Cmaj7/Eb – C#m7b5 – F#7b9 – Bm7 – Gmaj7#11 – G#m7 – C#7 – F#maj7 – Gm7 – Em7 – F#7#5 – F#7sus4 – G#/G – Dmaj7#11/G – E7sus4 – E13b9 – D#m7 – G#7 – D7 – A#m7 – D#7 – C#m7 – Cm7 – F7 – C#maj7/E – Bmaj7/E – A13b9/Eb – Gmaj7#5/Eb.
Key of D
D major is one of guitar's most resonant keys. The open D string acts as a droning root, and the open A string provides the fifth. This gives D-based strumming a wide, ringing quality that flatpicks and fingerpicks love. D is a beginner-level key on guitar because the open D and A strings provide a powerful bass foundation, and the open high E is the 2nd scale degree adding brightness. Beginners will find this key approachable since most chords use open voicings with minimal stretching.
Voice Leading
The bass line moves through D to C (descending whole step), C to C# (ascending half step), C# to F# (ascending perfect fourth), F# to B (ascending perfect fourth), B to G (descending major third), G to G# (ascending half step), G# to C# (ascending perfect fourth), C# to F# (ascending perfect fourth), F# to G (ascending half step), G to E (descending minor third), E to F# (ascending whole step), F# to F# (ascending unison), F# to G# (ascending whole step), G# to D (ascending tritone), D to E (ascending whole step), E to E (ascending unison), E to D# (descending half step), D# to G# (ascending perfect fourth), G# to D (ascending tritone), D to A# (descending major third), A# to D# (ascending perfect fourth), D# to C# (descending whole step), C# to C (descending half step), C to F (ascending perfect fourth), F to C# (descending major third), C# to B (descending whole step), B to A (descending whole step), A to G (descending whole step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The predominantly stepwise bass motion creates smooth, connected voice leading. When the progression loops, the bass returns from G to D by perfect fourth.
Scales for Improvisation
D major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, D Mixolydian adds the flat seventh for an authentic blues-rock edge.