European Hake Merluccius merluccius
Merluccius merluccius has an elongate body that may reach up to 1.3 m in length. It has a dark blue dorsal colouring but is silvery-grey underneath. It has been observed using its pectoral and pelvic fins to dig into soft sandy substrates, often throwing sand onto their backs. Image: Guido Schmitz (iNaturalist).