Rudderfish

Centrolophus niger

Blue sketch illustration of Rudderfish
Kosher
Has fins and scales
Fins Yes
Scales Yes
Description

The black ruff is a medusafish, the only member of the genus Centrolophus. It is a pelagic fish found in all tropical and temperate oceans at depths of 0 to 1,000 m.

The black ruff is a deep-water fish that isn't a major food species, so it shows up only occasionally at market.

Going by the source scientific name, this entry is the black ruff, Centrolophus niger, a pelagic fish of deep temperate and subtropical oceans worldwide. It ranges from near the surface to over 1,000 meters and is largely absent from the tropics.

Also known as

  • Black ruff
  • Blackfish

Kosher Rudderfish in foreign languages

ScientificCentrolophus niger
Hebrew בלוריתן שחור
Arabic رطامة
Spanish Romerillo
French Centrolophe Noir
Italian Ricciola di fondale
German Schwartzfisch
Russian Чёрный центролоф
Chinese 黑長鯧

Gallery

Rudderfish — Alive
Alive · Clumpus / CC BY 4.0
Rudderfish — Alive
Alive · Isabelle Cheret / CC BY 4.0
Rudderfish — Alive
Alive · Isabelle Cheret / CC BY 4.0
Warnings & Kosher Issues
  • Kosher. The black ruff has scaled fin sheaths and a scaled body, so it has fins and scales.
  • 'Rudderfish' is a shared common name. It's used for the black ruff here, but also for banded rudderfish (a Seriola jack) and for sea chubs, which are all different fish.