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🌊 Marine Least Concern 🌡️ Deep-water

Melanocetus Niger

Melanocetus niger Regan, 1925
Max Length
11 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
1200–2000 m
Climate
Deep-water
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Melanocetus Niger (Melanocetus niger) is a ray-finned fish of the family Melanocetidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 11 cm. It occurs at depths between 1200 and 2000 metres. With a trophic level of 3.7, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Melanocetus niger
Authority
Regan, 1925
Habitat
Marine
Climate
Deep-water
IUCN Status
LC
Max Length
11 cm
Depth Range
1200–2000 m
Trophic Level
3.7
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 14 - 15; Anal soft rays: 4. Distinguishing characteristics of metamorphosed female: nearly straight anterior margin of vomer; least outside width between frontals 14.3-24.3% SL; upper jaw with 51-87 teeth, lower jaw with 37-57 teeth; vomerine teeth 0-4; length of longest tooth in lower jaw 6.9-10.5% SL; width of pectoral fin lobe 9.1-13.5% SL; width of escal bulb 3.8-5.0% SL; illicium length 29.8-38.8% SL; esca without crest; relatively thick integument

🌀 Behaviour

Behavioural data for Melanocetus Niger 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; bathypelagic; depth range 1200 - 2000 m . Deep-water

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.7±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
11cm
Dorsal Rays
15
Anal Rays
4

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.7
Predator
Climate Zone
Deep-water
Described By
Regan, 1925

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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