Eastern Spotted Gummy Shark, Mustelus walkeri White & Last 2008


Eastern Spotted Gummy Shark, Mustelus walkeri. Source: Australian National Fish Collection, CSIRO. License: CC BY Attribution-Noncommercial


Cite this page as:
Bray, D.J. 2018, Mustelus walkeri in Fishes of Australia, accessed 12 Dec 2018, http://fishesofaustralia.net.au/home/species/2629

Eastern Spotted Gummy Shark, Mustelus walkeri White & Last 2008

More Info


Distribution

Off Hinchinbrook Island to Moreton Bay, Queensland, with unconfirmed records from off Coffs Harbour, New South Wales.

Biology

An aplacental viviparous specieswith limited histotrophy and an apparent continuous reproductive cycle that may be annual. Males mature at 67–80.5 cm TL and 7–10 years of age, and females at 83.3–101.2 cm TL and 10–14 years. 
Females produce 5–7 pups, born at 27.3–29.5 cm (TL).

Etymology

The species is named for Terry Walker (Department of Primary Industries, Victoria).

Species Citation

Mustelus walkeri White & Last 2008, CSIRO Marine and Atmospheric Research Paper No. 022: 194, figs 3, 4, 5b. Type locality: north-east of Hinchinbrook Island, QLD [17°57'S, 147°02'E]. 

Author

Bray, D.J. 2018

Resources

Australian Faunal Directory

Eastern Spotted Gummy Shark, Mustelus walkeri White & Last 2008

References


Kyne, P.M. & Rigby, C.L. 2016. Mustelus walkeri. The IUCN Red List of Threatened Species 2016: e.T195426A68634512. http://dx.doi.org/10.2305/IUCN.UK.2016-1.RLTS.T195426A68634512.en. Downloaded on 07 March 2018.

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

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

White, W.T. & Last, P.R. 2008. Description of two new species of Gummy sharks, genus Mustelus (Carcharhiniformes: Triakidae), from Australian waters. pp. 189–202. In: Last P.R., White W.T. & Pogonoski J.J (eds), Descriptions of New Australian Chondrichthyans, CSIRO Marine and Atmospheric Research Paper 022.

Rigby, C. L., White, W. T., Smart, J. J. and Simpfendorfer, C. A. (2016) Life histories of two deep-water Australian endemic elasmobranchs: Argus skate Dipturus polyommata and eastern spotted gummy shark Mustelus walkeriJournal of Fish Biology  doi:10.1111/jfb.12891 Abstract

Quick Facts


CAAB Code:37017011

Conservation:IUCN Data Deficient

Depth:50-400 m

Max Size:112 cm TL

Native:Endemic

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