Nielsen'S Mudbrotula

The species is characterized by the following: vertebrae 13-14 + 30-32 = 44-46, dorsal fin rays 76-85, anal fin rays 51-58; body with scales; posterior infraorbital pores 3; ventral spine on maxilla positioned behind rear of eye; single pair of pseudoclaspers straight, spiny, short, about half the length of penis, without fleshy appendices; otolith with rounded posterior tip and weak postdorsal angle, otolith length to height ratio 2.0, sulcus with nearly fused colliculi (Ref. 57886).

Dorsal soft rays (total): 76 - 85; Analsoft rays: 51 - 58; Vertebrae: 44 - 46

Occurs on rocky shores down to 17 m, most commonly deeper than 5 m (Ref. 57886).

Occurs on rocky shores down to 17 m, most commonly deeper than 5 m (Ref. 57886).