Tripleband Scorpionfish, Lioscorpius trifasciatus Last, Yearsley & Motomura 2005

Paratype of the Tripleband Scorpionfish, Lioscorpius trifasciatus, AMS I.20437-002, from off Wooli, New South Wales, 345-350 m, August 1978. Source: Ken Graham / NSW Fisheries. License: CC by Attribution-NonCommercial

A slender reddish scorpionfish with one to three diagonal red bands on the pectoral fin, and a red margin on the caudal fin.

Cite this page as:
Bray, D.J. 2021, Lioscorpius trifasciatus in Fishes of Australia, accessed 16 Apr 2024,

Tripleband Scorpionfish, Lioscorpius trifasciatus Last, Yearsley & Motomura 2005

More Info


Northern Coral Sea to east of Sydney, New South Wales. Elsewhere the species is known from off New Caledonia, Fiji and Vanuatu.


Dorsal fin XII, 9-10; Anal fin III, 5; Pectoral fin 21-25; Lateral-line scales 21-15; Gill rakers 5-6 + 9-13 = 15-19; 1–3 relatively small head [38.7–44.3% (mean 41.9%) of SL], orbit [7.4–11.2% (9.6%) of SL], upper jaw [19.1–23.5% (21.5%) of SL], and maxilla depth [5.3–7.1% (6.5%) of SL]; short predorsal-fin distance [34.3–41.4% (38.6%) of SL]; and long second pelvic-fin ray [18.5–22.5% (20.4%) of SL], and anal-fin spines [first spine 4.7–6.6% (5.8%) of SL, second 10.4–16.4% (13.7%) of SL].

Similar Species

This species differs from Lioscorpius longiceps in having three spines and five soft rays in the anal fin, versus two spines and six rays in L. longiceps, and in colour pattern.

Species Citation

Lioscorpis trifasciatus Last, Yearsley & Motomura 2005, Zootaxa 1038: 13, fig. 1. Type locality: south of Saumarez Reef, Coral Sea, 319m [22°34–35’S, 153°37–40’E]. 


Bray, D.J. 2021


Atlas of Living Australia

Tripleband Scorpionfish, Lioscorpius trifasciatus Last, Yearsley & Motomura 2005


Last, P.R., Yearsley, G.K. & Motomura, H. 2005. Lioscorpius trifasciatus, a new scorpionfish (Scorpaeniformes: Setarchidae) from the South-West Pacific Ocean. Zootaxa 1038: 11-22.

Motomura, H., R. Causse, R. & Struthers, C.D. 2016. First records of the deepwater scorpionfish, Lioscorpius trifasciatus (Setarchidae), from outside Australian waters. Biogeography (Japan) 18: 23-28.

Quick Facts

CAAB Code:37287123

Danger:Venomous spines

Depth:250–400 m

Habitat:Bottom dweller

Max Size:13 cm SL

Species Image Gallery

Species Maps

CAAB distribution map