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Fish Identification: Find Species

Class: Teleostei
Order: Trachichthyiformes
Family: Trachichthyidae Slimeheads

Genus: Optivus

(See list of species below)


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3 species (see list below)
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Photo by Graham, K.

Southwest Pacific
Max. Length 9.5 cm SL
Optivus agastos Gomon, 2004

Photo by Photo by Graham, K.
 
Optivus agastos
[Violet roughy]
No picture found

Max. Length 9.1 cm SL
 
Optivus agrammus
[Western roughy]

Photo by Randall, J.E.

Southwestern Pacific
Max. Length 11.3 cm SL
Optivus elongatus (Günther, 1859)

Photo by Photo by Randall, J.E.
 
Optivus elongatus
[Slender roughy]


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Scientific Name English Name Distribution Max. Length (cm) Year
Optivus agastos Violet roughy Southwest Pacific 9.5 SL 2004
Optivus agrammus Western roughy Eastern Indian Ocean 9.1 SL 2004
Optivus elongatus Slender roughy Southwestern Pacific 11.3 SL 1859



Other identification tools in FishBase


Quick Identification
Identification keys
Identification by morphometrics
Identification by pictures:
          If you already know the Family, go to Search FishBase, select Family and click on 'Identification by pictures' to display all available pictures in FishBase for the family.

          If you already know the Country, go to 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