The latest from Harmonia Mundi’s Debussy Centenary celebration sees two duos – Belgian soprano Sophie Karthäuser and French baritone Stéphane Degout with pianists Eugene Asti and Alain Planès respectively – deliver a two-disc recital of Mélodies. Debussy wrote almost 100 songs, which form a rich vein of his output reaching a pinnacle in Pelléas et Mélisande (in which Degout and Karthäuser have both sung the leads).

Karthäuser cut her teeth on Mozart but has since embraced lieder, releasing discs of Wolf and Poulenc in recent years. Hers is a lighter, more fleet-footed soprano than the British Lucy Crowe, who capped off Hyperion’s survey of Debussy songs in 2017. Karthäuser’s...