Threeline Prickleback

First dorsal spine associated with second pterygiophore; first anal pterygiophore equal in size to second; ventrolateral lateral line connected across breast in an arc that is bisected by a medio ventral lateral line extending from isthmus to fork about anus (Ref. 48788). Caudal fin rounded.

Dorsal spines (total): 38 - 43; Dorsal soft rays (total): 19 - 23; Analsoft rays: 44 - 49; Vertebrae: 65 - 70

Found on rocky and sandy areas among kelp, in crevices, or kelp holdfasts (Ref. 48788).; subtidal (Ref. 51666).