Subtidal species found in rocky areas among benthic encrusting communities in algal cover or kelp holdfasts . Minimum depth from Ref. 58018.
Dorsal spines (total): 38 - 43; Dorsal soft rays (total): 14 - 18; Anal spines: 2; Anal soft rays: 42 - 44; Vertebrae: 60 - 62. Pelvic fins present, each of a minute spine; first dorsal spine associated with first pterygiophore; first anal pterygiophore noticeably more massive than second; ventrolateral lateral line not connected; meridioventral lateral line absent . Caudal fin rounded.
Behavioural data for Twoline prickleback is currently being reviewed.
Diet information for Twoline prickleback is currently being compiled.
Reproduction data for Twoline prickleback is currently being compiled.
Marine; demersal; depth range 0 - 46 m . Subtropical Central Pacific: Farallon Islands, California to Punta Banda, Baja California Norte, Mexico.
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .
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