Fatspine Spurdog, Squalus crassispinus Last, Edmunds & Yearsley 2007


Other Names: Greeneye Dogfish

Fatspine Spurdog, Squalus crassispinus. Source: Australian National Fish Collection, CSIRO. License: CC by Attribution-NonCommercial

Summary:
A pale greyish dogfish tinged with bronze, with white ventral surfaces, dusky to blackish tips on the dorsal fins, a distinct white posterior margin on the caudal fin with no dark bar at the fork of the fin, and robust dorsal-fin spines. 

Cite this page as:
Bray, D.J. 2018, Squalus crassispinus in Fishes of Australia, accessed 04 Dec 2020, http://136.154.202.208/home/species/3517

Fatspine Spurdog, Squalus crassispinus Last, Edmunds & Yearsley 2007

More Info


Distribution

North West Cape to off Rowley Shoals, Western Australia, and the Huon Gulf and Bismarck Sea, Papua New Guinea.

Features

Snout short, bluntly pointed in ventral view; caudal fin with no terminal lobe;  very broad based spines in front of dorsal fins; first dorsal fin slightly raked back; upper and lower jaw teeth similar in size and shape.

Biology

A viviparous species, with yolk-sac dependency. Males mature at about 45 cm TL.

Species Citation

Squalus crassispinus Last, Edmunds & Yearsley 2007, CSIRO Marine and Atmospheric Research Paper 14: 11, figs 1-4. Type locality: west of North West Cape, WA [21°37'S, 113°59'E]. 

Author

Bray, D.J. 2018

Resources

Australian Faunal Directory

Fatspine Spurdog, Squalus crassispinus Last, Edmunds & Yearsley 2007

References


Compagno, L.J.V., Dando, M. & Fowler, S. 2005. A Field Guide to the Sharks of the World. London : Collins 368 pp. (as Squalus sp. D)

Last, P.R., Edmunds, M. & Yearsley, G.K. 2007. Part 2 — Squalus crassispinus sp. nov., a new spurdog of the 'megalopscubensis group' from the eastern Indian Ocean. pp. 11-22 in Last, P.R., White, W.T. & Pogonoski, J.J. (eds). Descriptions of new dogfishes of the genus Squalus (Squaloidea: Squalidae). CSIRO Marine and Atmospheric Research Paper 14: 1-130 

Last, P.R. & Stevens, J.D. 1994. Sharks and Rays of Australia. Canberra : CSIRO Australia 513 pp. 84 pls. (as Squalus sp. D)

Last, P.R. & Stevens, J.D. 2009. Sharks and Rays of Australia. Collingwood : CSIRO Publishing Australia 2, 550 pp.

White W.T., Baje, L., Sabub, B., Appleyard, S.A., Pogonoski, J.J., Mana, R.R. 2017. Sharks and rays of Papua New Guinea. ACIAR Monograph No. 189. Australian Centre for International Agricultural Research: Canberra. 327 pp.

Quick Facts


CAAB Code:37020039

Conservation:IUCN Data Deficient

Depth:180–300 m

Max Size:67 cm TL

Species Image Gallery

Species Maps

CAAB distribution map