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Fish Identification: Find Species


Family: Dalatiidae Sleeper sharks



(See list of species below)



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9 species (see list below)

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Photo by Cambraia Duarte, P.M.N. (c)ImagDOP

Western Atlantic
Max. Length 182 cm TL
Dalatias licha (Bonnaterre, 1788)

Photo by Cambraia Duarte, P.M.N. (c)ImagDOP
 
Dalatias licha
[Kitefin shark]

Photo by FAO

Southeast Atlantic
Max. Length 42 cm TL
Euprotomicroides zantedeschia Hulley & Penrith, 1966

Photo by FAO
 
Euprotomicroides zantedeschia
[Taillight shark]

Photo by FAO

Circumglobal
Max. Length 27 cm TL
Euprotomicrus bispinatus (Quoy & Gaimard, 1824)

Photo by FAO
 
Euprotomicrus bispinatus
[Pygmy shark]

Photo by FAO

Southeast Atlantic
Max. Length 29 cm TL
Heteroscymnoides marleyi Fowler, 1934

Photo by FAO
 
Heteroscymnoides marleyi
[Longnose pygmy shark]

Photo by Harris, M.

Western Atlantic
Max. Length 56 cm TL
Isistius brasiliensis (Quoy & Gaimard, 1824)

Photo by Harris, M.
 
Isistius brasiliensis
[Cookie cutter shark]

Photo by Sazima, I.

Atlantic
Max. Length 42 cm TL
Isistius plutodus Garrick & Springer, 1964

Photo by Sazima, I.
 
Isistius plutodus
[Largetooth cookiecutter shark]

Photo by FAO

Southeast Pacific

Mollisquama parini Dolganov, 1984

Photo by FAO
 
Mollisquama parini
[Pocket shark]

Photo by The Fish Database of Taiwan

Western Pacific
Max. Length 22 cm TL
Squaliolus aliae Teng, 1959

Photo by The Fish Database of Taiwan
 
Squaliolus aliae
[Smalleye pygmy shark]

Photo by Fischer, L.G.

Nearly circumtropical. W
Max. Length 25 cm TL
Squaliolus laticaudus Smith & Radcliffe, 1912

Photo by Fischer, L.G.
 
Squaliolus laticaudus
[Spined pygmy shark]
9 Species of Family Dalatiidae
(Sleeper sharks)
Sort by: Species Length Year
1 of 1 Jump to:
Year Scientific Name English Name Distribution Max. Length (cm)
1788 Dalatias licha Kitefin shark Western Atlantic 182 TL
1966 Euprotomicroides zantedeschia Taillight shark Southeast Atlantic 42 TL
1824 Euprotomicrus bispinatus Pygmy shark Circumglobal 27 TL
1934 Heteroscymnoides marleyi Longnose pygmy shark Southeast Atlantic 29 TL
1824 Isistius brasiliensis Cookie cutter shark Western Atlantic 56 TL
1964 Isistius plutodus Largetooth cookiecutter shark Atlantic 42 TL
1984 Mollisquama parini Pocket shark Southeast Pacific
1959 Squaliolus aliae Smalleye pygmy shark Western Pacific 22 TL
1912 Squaliolus laticaudus Spined pygmy shark Nearly circumtropical. W 25 TL



Other identification tools in FishBase


Quick Identification
Identification keys
Identification by morphometrics
Identification by pictures:
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Search FishBase, select Country and click on 'Identification by pictures' to display all available pictures in FishBase for the country.

          If you already know the Ecosystem, go to
Search FishBase, select Ecosystem and click on 'Identification by pictures' to display all available pictures in FishBase for the ecosystem.
cfm script by eagbayani, 30.11.04, ,  php script by cmilitante, 05/11/2010 ,  last modified by cmilitante, 14/03/2013