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Fish Identification
Other identification tools | SeaLifeBase

Non-fish Identification: Find Species

Family: Thallassiosiraceae (See list of species below)

Select Ocean (marine/brackish) or Continent (freshwater):

Select Country (optional):

Total number of spines in dorsal and anal fins (optional)



18 species with fin ray counts including ? spines in dorsal and ? in anal fins (see list below)
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Planktoniella sol
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Thalassiosira aestivalis
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Thalassiosira angulata
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Thalassiosira antarctica
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Thalassiosira decipiens
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Thalassiosira eccentrica
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Thalassiosira gravida
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Thalassiosira hendeyi
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Thalassiosira hyalina
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Thalassiosira leptopus
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Thalassiosira levanderi
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Thalassiosira minima
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Thalassiosira nordenskioeldii
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Thalassiosira pacifica
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Thalassiosira punctigera
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Thalassiosira rotula
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Thalassiosira subtilis
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Thalassiosira tealata
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18 Species of Family Thallassiosiraceae
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Sort by: Species Length
Scientific Name English Name Distribution Max. Length (cm)
Planktoniella sol Northeast Atlantic
Thalassiosira aestivalis Northeast Pacific
Thalassiosira angulata Northeast Atlantic
Thalassiosira antarctica Northeast Atlantic
Thalassiosira decipiens Western Indian Ocean
Thalassiosira eccentrica Northeast Atlantic
Thalassiosira gravida Northeast Atlantic
Thalassiosira hendeyi Northeast Atlantic
Thalassiosira hyalina Northeast Atlantic
Thalassiosira leptopus Northeast Atlantic
Thalassiosira levanderi Northeast Atlantic
Thalassiosira minima Northeast Atlantic and We
Thalassiosira nordenskioeldii Northeast Pacific
Thalassiosira pacifica Northeast Pacific
Thalassiosira punctigera Northeast Atlantic
Thalassiosira rotula Northeast Atlantic
Thalassiosira subtilis Indian Ocean and Northeas
Thalassiosira tealata Northeast Atlantic



Other identification tools in SeaLifeBase


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

          If you already know the Country, go to
Search SeaLifeBase, select Country and click on 'Identification by pictures' to display all available pictures in SeaLifeBase for the country.

          If you already know the Ecosystem, go to
Search SeaLifeBase, select Ecosystem and click on 'Identification by pictures' to display all available pictures in SeaLifeBase for the ecosystem.

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