Hutchins Mudbrotula, Dipulus hutchinsi Møller & Schwarzhans 2006

Hutchin's Mudbrotula, Dipulus hutchinsi. Source: Australian National Fish Collection, CSIRO. License: CC By Attribution-NonCommercial

Cite this page as:
Bray, D.J. 2022, Dipulus hutchinsi in Fishes of Australia, accessed 16 Apr 2024,

Hutchins Mudbrotula, Dipulus hutchinsi Møller & Schwarzhans 2006

More Info


South of Nullabor Homestead, South Australia, to northwest of Port Hedland, Western Australia.
This cryptic species is nocturnal on shallow reefs.


Dorsal fin 104-110; Anal fin 66-73; Vertebrae 16-17 + 36-40 = 53-56. 
Body very elongate body; D/A 41-43, V/A 19-20; broad angle on ventral maxilla positioned behind rear of eye; exposed opercular spine bent upwards; lower lip with skin fold. 
Scales present on body; no supraorbital pore behind eye; lower preopercular pores 3, non-tubular; posterior infraorbital pores 3. 
Single pair of pseudoclaspers curved, hockey stick-like, thin; penis slightly shorter than pseudoclaspers, with hook at tip.


The species of named for Dr Barry Hutchins, formerly of the Western Australian Museum.

Species Citation

Dipulus hutchinsi Møller & Schwarzhans 2006, The Beagle, Records of the Museums and Art Galleries of the Northern Territory 22: 67, figs. 23-25. Type locality: Rottnest Island, Western Australia.


Bray, D.J. 2022


Atlas of Living Australia

Hutchins Mudbrotula, Dipulus hutchinsi Møller & Schwarzhans 2006


Cohen, D.M. 1966. A new tribe and a new species of ophidioid fish. Proceedings of the Biological Society of Washington 79(28): 183-204 figs 1-5 (in part as Dermatopsis multiradiatus)

Hoschke, A., Whisson, G. & Moore, G.I. 2019. Complete list of fishes from Rottnest Island. pp. 150-161 in Whisson, G. & Hoschke, A. (eds) The Rottnest Island fish book. 2nd ed. Perth : Aqua Research and Monitoring Services.

Mees, G.F. 1962. Additions to the fish fauna of Western Australia. 3. Western Australian Fisheries. Bulletin 9(3): 23-30 fig. 1 (in part as Dermatopsis multiradiatus)

Møller, P.R., Knudsen, S.W., Schwarzhans, W. & Nielsen, J.G. 2016. A new classification of viviparous brotulas (Bythitidae) – with family status for Dinematichthyidae – based on molecular, morphological and fossil data. Molecular Phylogenetics and Evolution 100: 391-408.

Møller, P.R. & Schwarzhans, W. 2006. Review of the Dinematichthyini (Teleostei, Bythitidae) of the Indo-west Pacific. Part II. Dermatopsis, Dermatopsoides and Dipulus with description of six new species. The Beagle, Records of the Museums and Art Galleries of the Northern Territory 22: 39-76

Williams, A. 2020. Dipulus hutchinsi. The IUCN Red List of Threatened Species 2020: e.T135447972A137454806. Accessed on 31 January 2022.

Quick Facts

CAAB Code:37228095

Conservation:IUCN Least Concern

Depth:10-60 m

Habitat:Reef associated

Max Size:12 cm SL


Species Image Gallery

Species Maps

CAAB distribution map