SELECT DISTINCT SPECIES.Genus AS ResultField1, SPECIES.Species AS ResultField2, SPECIES.Author AS ResultField3, SPECIES.FBname AS ResultField4, SPECIES.FamCode AS ResultField5, SPECIES.SpecCode AS ID_Field, SPECIES.Length AS ResultField6, SPECIES.LTypeMaxM AS ResultField7, SPECIES.LengthFemale AS ResultField20, SPECIES.LTypeMaxF AS ResultField21, synonyms.year, FAMILIES.CommonName, FAMILIES.Family FROM (SPECIES LEFT JOIN synonyms ON SPECIES.SpecCode = synonyms.SpecCode) INNER JOIN FAMILIES ON SPECIES.FamCode = FAMILIES.FamCode WHERE (FAMILIES.FamCode =SPECIES.FamCode) AND (synonyms.valid <> 0) And ((FAMILIES.FamCode)=521) ORDER BY species.genus, species.species Fish Identification
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Fish Identification: Find Species


Family: Microstomatidae Pencil smelts



(See list of species below)



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20 species in
(see list below)
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Photo by Costa, F.

Probably worldwide in tro
Max. Length 21 cm TL
Microstoma microstoma (Risso, 1810)

Photo by Costa, F.
 
Microstoma microstoma
[Slender argentine]
No picture found
Indo-West Pacific.
Max. Length 9.5 cm SL

 
Nansenia ahlstromi
[]
No picture found
Southern Ocean
Max. Length 22 cm SL

 
Nansenia antarctica
[]

Photo by Yang, N.-S.

Indo-West Pacific.
Max. Length 20 cm SL
Nansenia ardesiaca Jordan & Thompson, 1914

Photo by Yang, N.-S.
 
Nansenia ardesiaca
[Robust smallmouth]
No picture found
Eastern Atlantic.
Max. Length 16.8 cm SL

 
Nansenia atlantica
[]
No picture found
Atlantic Ocean
Max. Length 26.8 cm SL

 
Nansenia boreacrassicauda
[]
No picture found
Northeast Pacific
Max. Length 22.2 cm SL

 
Nansenia candida
[Bluethroat argentine]
No picture found
Eastern Pacific
Max. Length 26.6 cm SL

 
Nansenia crassa
[Stout argentine]

Photo by Mouritsen, R.

North Atlantic
Max. Length 24.5 cm SL
Nansenia groenlandica (Reinhardt, 1840)

Photo by Mouritsen, R.
 
Nansenia groenlandica
[Greenland argentine]
No picture found
Mediterranean Sea
Max. Length 25 cm SL

 
Nansenia iberica
[]
No picture found
Western Indian Ocean
Max. Length 10.7 cm

 
Nansenia indica
[]
No picture found
Pacific and Atlantic.
Max. Length 13.3 cm SL

 
Nansenia longicauda
[]

Photo by SFSA

Western Indian Ocean
Max. Length 20 cm TL
Nansenia macrolepis (Gilchrist, 1922)

Photo by SFSA
 
Nansenia macrolepis
[]
No picture found
Eastern Atlantic.
Max. Length 13.9 cm SL

 
Nansenia megalopa
[]

Photo by FAO

Eastern Atlantic
Max. Length 18 cm SL
Nansenia oblita (Facciolà, 1887)

Photo by FAO
 
Nansenia oblita
[]
No picture found
Western Indian Ocean
Max. Length 15.2 cm SL

 
Nansenia obscura
[]
No picture found
Southwest Atlantic, and w
Max. Length 10.8 cm SL

 
Nansenia pelagica
[]
No picture found
Southeast Atlantic
Max. Length 11.2 cm SL

 
Nansenia tenera
[]
No picture found
Southwest Atlantic
Max. Length 8.4 cm SL

 
Nansenia tenuicauda
[]
No picture found
Eastern Atlantic
Max. Length 10 cm SL

 
Xenophthalmichthys danae
[]



20 species

Sort by: Species Length Year
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Scientific Name English Name Distribution Max. Length (cm) Year
Microstoma microstoma Slender argentine Probably worldwide in tro 21 TL 1810
Nansenia ahlstromi Indo-West Pacific. 9.5 SL 1984
Nansenia antarctica Southern Ocean 22 SL 1984
Nansenia ardesiaca Robust smallmouth Indo-West Pacific. 20 SL 1914
Nansenia atlantica Eastern Atlantic. 16.8 SL 1962
Nansenia boreacrassicauda Atlantic Ocean 26.8 SL 2015
Nansenia candida Bluethroat argentine Northeast Pacific 22.2 SL 1958
Nansenia crassa Stout argentine Eastern Pacific 26.6 SL 1965
Nansenia groenlandica Greenland argentine North Atlantic 24.5 SL 1840
Nansenia iberica Mediterranean Sea 25 SL 1985
Nansenia indica Western Indian Ocean 10.7 1992
Nansenia longicauda Pacific and Atlantic. 13.3 SL 1984
Nansenia macrolepis Western Indian Ocean 20 TL 1922
Nansenia megalopa Eastern Atlantic. 13.9 SL 1984
Nansenia oblita Eastern Atlantic 18 SL 1887
Nansenia obscura Western Indian Ocean 15.2 SL 1992
Nansenia pelagica Southwest Atlantic, and w 10.8 SL 1984
Nansenia tenera Southeast Atlantic 11.2 SL 1984
Nansenia tenuicauda Southwest Atlantic 8.4 SL 1984
Xenophthalmichthys danae Eastern Atlantic 10 SL 1925



Other identification tools in FishBase


Quick Identification
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cfm script by eagbayani, 30.11.04, ,  php script by cmilitante, 05/11/2010 ,  last modified by cmilitante, 14/03/2013