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🌊 Marine 🌡️ Polar

Crowned rockcod

Trematomus scotti Boulenger, 1907
Max Length
24.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
20–793 m
Climate
Polar
Resilience
Very low
Vulnerability
60.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Adults feed primarily on polychaetes, euphausiids, amphipods, together with a lesser amount of isopods. Larval pelagic phase is long .

Scientific Name
Trematomus scotti
Authority
Boulenger, 1907
Habitat
Marine
Climate
Polar
Max Length
24.7 cm
Depth Range
20–793 m
Trophic Level
3.2
Resilience
Very low
Vulnerability
60.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for Crowned rockcod is currently being compiled.

🌀 Behaviour

Behavioural data for Crowned rockcod is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; demersal; depth range 20 - 793 m. Polar; 60°S - 78°S South Shetland, South Orkney islands, Ross Sea, Breid Bay, Weddell Sea and Antarctic Peninsula (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.2±0.2
Food Items

polychaetes, euphausiids, amphipods, together with a lesser amount of isopods

📐 Morphometrics

Length–Weight Relationship: W = 0.0049 × L3.19 (TL)
Max TL
24.7cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
60.00/100
High vulnerability
Trophic Level
3.2
Predator
Climate Zone
Polar
Described By
Boulenger, 1907

🌐 Names & Taxonomy

Language Common Names
🇬🇧English blackfin notothen

Scientific Synonyms

Scientific Name Author Year Status
Notothenia scotti Boulenger 1907 Synonym
Pseudotrematomus scotti Boulenger 1907 Synonym
Trematomus skotti Boulenger 1907 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 23 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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