The grey knifefish (Bathystethus cultratus) is a species of sea chub native to the Pacific Ocean from Australia to New Zealand and the Kermadec Islands. This species is a plankton eater which swims constantly within a few meters of the surface of the ocean. This species can reach a length of 30 cm (12 in).[1]
| Grey knifefish | |
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| Drawing by Dr Tony Ayling | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Centrarchiformes |
| Family: | Kyphosidae |
| Genus: | Bathystethus |
| Species: | B. cultratus
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| Binomial name | |
| Bathystethus cultratus (Bloch & J. G. Schneider, 1801)
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| Synonyms | |
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References
edit- ^ Froese, Rainer; Pauly, Daniel (eds.). "Bathystethus cultratus". FishBase. August 2013 version.
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