ANIMAL SPECIES:Stoplight Loosejaw, Malacosteus niger Ayres, 1848
The Stoplight Loosejaw is an elongate, compressed fish. Its jaws are much longer than the skull. There is a comma-shaped photophore under the eye and a circular photophore behind the eye. In life, these photophores are red and green respectively. The head and body are black.
Identification
The Stoplight Loosejaw is an elongate, compressed fish. Its jaws are much longer than the skull. There is a comma-shaped photophore under the eye and a circular photophore behind the eye. In life, these photophores are red and green respectively. The head and body are black.
Size range
The species grows to 24 cm in length.Distribution
It occurs in the Atlantic and Indo-West Pacific.
In Australia it is known from off New South Wales, Tasmania and Western Australia
Habitat
It occurs in bathypelagic and mesopelagic depths.
Classification
- Species:
- niger
- Genus:
- Malacosteus
- Family:
- Malacosteidae
- Class:
- Actinopterygii
- Subphylum:
- Vertebrata
- Phylum:
- Chordata
- Kingdom:
- Animalia
References
- Gomon, M.F. & E.M. Robertson in Gomon, M.F., Glover, C.J.M. & R.H. Kuiter (Eds). 1994. The Fishes of Australia's South Coast. State Print, Adelaide. Pp. 992.
- Harold, A.S. 1999. Malacosteidae. in Carpenter, K.E. & V.H. Niem (Eds). FAO Species Identification Guide for Fishery Purposes. The Living Marine Resources of the Western Central Pacific. Volume 3. Batoid fishes, chimaeras and bony fishes part 1 (Elopidae to Linophrynidae). FAO, Rome. Pp. iii-vi, 1398-2068.
- Paxton, J.R., D.F. Hoese, G.R. Allen & J.E. Hanley. 1989. Zoological Catalogue of Australia Vol. 7 Pisces Petromyzontidae to Carangidae. Canberra: Australian Biological Resources Survey. Pp. i-xii, 1-665.
Would you like to add a comment?
Sign up to add comments and find out more about the other benefits you can enjoy.
Would you like to add a tag?
Sign up to add tags and find out more about the other benefits you can enjoy.
what's on

Wildlife Photographer of the Year
24 Dec 09 – 26 Apr 10
Experience the power, mystique and beauty of wildlife captured through the lens of photographers from around the world. (nb Australian Museum is closed 25 December)
Level G, Special Exhibition Space
Support us
Help us continue to provide quality research, education, community programs and exhibitions.
Online Shop
Featuring a selection of products relating to the collections.
Australian Museum Members
Join today to come to the Museum for free and enjoy many other benefits.
AMBS
Australian Museum Business Services - Ecological, archaeological and heritage consulting.
Museum as a Venue
We have many unique venues ideal for dinner, cocktails, weddings and conferences.






