Crayfish + Jon Collin Jon Collin makes music, sound and art using stringed instruments, long tones, found objects, field recordings, anxiety and friction. His recorded practice is based around interactions with the world through recordings made in non-studio locations. Crayfish, duo of Milton Öhrström and Ignacio Roulet. Gritty music exploring the world of rhythms created with a featherweight setup of analog electronics and alboka.