Skip to content

DiscoverSpeciesFish

Finescale razorfish

Cymolutes torquatus

  • Fish
  • IUCN: Least concern
  • Usual depth0–24 m
  • Water temperature22–29 °C
  • Best monthsMay
  • How commonRare
All species

Photo credit: (c) Ben Costamagna, some rights reserved (CC BY) · CC BY · iNaturalist

About this species

Cymolutes torquatus, the finescale razorfish, razor wrasse or collared knifefish, is a species of marine ray-finned fish from the family Labridae, the wrasses. It is a solitary wrasse of sandy flats which has a wide Indo-Pacific distribution. It has no recorded human uses.

Text from the Wikipedia article “Cymolutes torquatus”, licensed CC BY-SA 4.0. Read the article

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

  • January: 12 records
  • February: 9 records
  • March: 13 records
  • April: 8 records
  • May: 61 records
  • June: 13 records
  • July: 1 records
  • August: 1 records
  • September: 5 records
  • October: 5 records
  • November: 25 records
  • December: 18 records

Depth and water temperature

Depth

Mostly recorded at 0–24 m · Deepest record: 24 m

  • 0–10 m: 4 records
  • 10–20 m: 1 records
  • 20–30 m: 4 records

Water temperature

Recorded in surface water of 22–29 °C

  • 20–22 °C: 16 records
  • 22–24 °C: 0 records
  • 24–26 °C: 10 records
  • 26–28 °C: 20 records
  • 28–30 °C: 3 records

Names and classification

English
Finescale razorfish, Collared Knifefish, Collared Razorfish, Collared Razorwrasse, finescale razorfish, Razor Wrasse
Names in 3 more languages
French
Labre rasoir à collier
Japanese
Tateyamabera, タテヤマベラ
Simplified Chinese
假紅新娘仔, 環狀鈍頭魚, 鈍頭鸚鯛

Other scientific names: Xyrichthys novaculoides, Xyrichthys torquatus

Similar species

Sources and credits

Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).

  • Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
  • Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
  • Conservation status as published by GBIF (IUCN Red List).
  • 373 open-data records from 1956 to 2023.
  • Species data updated October 26, 2026.

Log what you see on your next dive

The free DiveHive diver app keeps your logbook with every sighting and shows what lives at the site you dive next.

Join the waitlist

DiveHive uses necessary cookies to work. With your permission we also use analytics to see which pages help. Analytics is off until you say yes, and we never record what you type.

  • NecessaryAlways on: your choice, security.Always on
  • AnalyticsOff unless you accept.Off
Privacy policy