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🌊 Marine Least Concern 🌡️ Deep-water

Spotless catshark

Bythaelurus immaculatus Chu & Meng, 1982
Max Length
71 cm
Max Weight
-
Lifespan
-
Trophic Level
4.5
Depth
534–1020 m
Climate
Deep-water
Resilience
Low
Vulnerability
37.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Spotless catshark (Bythaelurus immaculatus) is a ray-finned fish of the family Scyliorhinidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 71 cm. It occurs at depths between 534 and 1020 metres. With a trophic level of 4.5, it is an apex predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Bythaelurus immaculatus
Authority
Chu & Meng, 1982
Habitat
Marine
Climate
Deep-water
IUCN Status
LC
Max Length
71 cm
Depth Range
534–1020 m
Trophic Level
4.5
Resilience
Low
Vulnerability
37.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for Spotless catshark is currently being compiled.

🌀 Behaviour

Behavioural data for Spotless catshark is currently being reviewed.

🦐 Diet

Diet information for Spotless catshark is currently being compiled.

🥚 Reproduction

Reproduction data for Spotless catshark is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 534 - 1020 m. Deep-water; 20°N - 17°N Northwest Pacific: only known from the South China Sea at about 380 to 400 km east of Hainan Island Occurrence in the Western Central Pacific uncertain, marginal in the South China Sea (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
4.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00347 × L3.09 (TL)
Max TL
71cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
4.5
Apex / Top predator
Climate Zone
Deep-water
Described By
Chu & Meng, 1982

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Spotless Catshark
🌍CES máčka bezskvrnná
🇩🇪German Fleckenloser Katzenhai
🇫🇷French Holbiche Glabre
🇮🇹Italian Gattuccio senza macchie
🇷🇺Russian Однотонная пятнистая акула
🇪🇸Spanish Pejegato Immaculado

Scientific Synonyms

Scientific Name Author Year Status
Halaelurus immaculatus Chu & Meng 1982 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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