Grey knifefish (Bathystethus cultratus)

Scientific name: Bathystethus cultratus Bloch & Schneider, 1801

Grey knifefish (Bathystethus cultratus)

The Grey knifefish (Bathystethus cultratus) is a marine fish of the family Kyphosidae. Native range: Southwest Pacific.

Biology

A plankton-picking species completely lacking teeth, they live in surface layers, rarely leaving the upper few meters of water, swimming rapidly and continuously.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Bathystethus cultratus
Family
Kyphosidae (Sea chubs)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
30.0
Environment
Marine; pelagic-neritic
Climate
Temperate
Distribution
Southwest Pacific.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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