Animalia > Chordata > Elasmobranchii > Carcharhiniformes > Triakidae > Mustelus > Mustelus canis

Mustelus canis (Dogfish; Atlantic smooth dogfish; Smoothhound; Smooth hound; Smooth dogfish; Smooth dog; Nurse shark; Grayfish; Dusky smooth-hound; Dusky Smoothhound; Dusky smooth hound)

Synonyms: Allomycter dissutus; Mustelus canis canis; Mustelus canis insularis; Squalus canis
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Wikipedia Abstract

The dusky smooth-hound, also called the smooth dogfish or the dog shark (Mustelus canis) is a species of houndshark, and part of the family Triakidae. This shark is an olive grey or brown in color, and may have shades of yellow or grayish white. Females live to 16 years and males have a lifespan of 10 years. Mustelus canis was the first shark recognised to have viral infections.
View Wikipedia Record: Mustelus canis


Adult Weight [1]  14.793 lbs (6.71 kg)
Female Maturity [1]  4 years 4 months
Male Maturity [1]  2 years
Litter Size [1]  10
Maximum Longevity [1]  16 years
Migration [2]  Oceanodromous

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Gateway National Recreation Area V 1807 New Jersey, United States
Reserva de la Biosfera de Sian Ka'an Biosphere Reserve VI 1312618 Mexico  

Prey / Diet

Prey / Diet Overlap



Institutions (Zoos, etc.)

Institution Infraspecies / Breed 
Adventure Aquarium
Bermuda Aquarium Museum and Zoo
Indianapolis Zoo
South Carolina Aquarium


Western Atlantic: Massachusetts to Florida (USA), northern and western Gulf of Mexico, Venezuela, Cuba, Jamaica, Barbados, Bermuda, Bahamas; southern Brazil to northern Argentina; also western Gulf of Mexico and Antilles (Ref. 26938). Northwest Atlantic: Canada (Ref. 5951). Allopatric with <i>Mustelus mustelus</i> and sympatric with <i>Mustelus norrisi</i>. One of the two new allopatric species of canis- norrisi-like smooth-hounds in this region is often confused with this species (Ref. 244). The subspecies <i>Mustelus canis insularis</i>, occurring at several Caribbean islands, was identified by Heemstra (Ref. 27770).;

External References



Attributes / relations provided by
1de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
2Riede, Klaus (2004) Global Register of Migratory Species - from Global to Regional Scales. Final Report of the R&D-Projekt 808 05 081. 330 pages + CD-ROM
3Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
4Food of Northwest Atlantic Fishes and Two Common Species of Squid, Ray E. Bowman, Charles E. Stillwell, William L. Michaels, and Marvin D. Grosslein, NOAA Technical Memorandum NMFS-NE-155 (2000)
5 Steimle FW, Pikanowski RA, McMillan DG, Zetlin CA, Wilk SJ. 2000. Demersal Fish and American Lobster Diets in the Lower Hudson - Raritan Estuary. US Dep Commer, NOAA Tech Memo NMFS NE 161; 106 p.
6Trophic Relationships of the Long-finned Squid Loligo sanpaulensis on the Southern Brazilian Shelf, R. A. Santos and M. Haimovici, S. Afr. J. Mar. Sci. 20: 81-91 (1998)
7Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
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