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🌊 Marine Least Concern 🌡️ Deep-water

Smalleye smooth-head

Alepocephalus productus Gill, 1883
Max Length
41 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
815–3500 m
Climate
Deep-water
Resilience
Medium
Vulnerability
53.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Smalleye smooth-head (Alepocephalus productus), first described by Gill, 1883 is a large fish in the family Alepocephalidae (order Alepocephaliformes). Adults typically reach 41.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 815 to 3500 metres. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Alepocephalus productus
Authority
Gill, 1883
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
LC
Max Length
41 cm
Depth Range
815–3500 m
Latitude
49°S – 53°N
Trophic Level
3.6
Resilience
Medium
Vulnerability
53.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 18; Anal spines: 0; Anal soft rays: 17. Pelvic fins small .: elongated.

🌀 Behaviour

Behavioural data for Smalleye smooth-head 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; bathydemersal; depth range 815 - 3500 m . Deep-water; 53°N - 49°S, 180°W - 180°E Central Pacific (38717).

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.6±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00339 × L3.19 (TL)
Max TL
41cm
Dorsal Rays
18
Anal Rays
17

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2014

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
53.00/100
Moderate-High vulnerability
Trophic Level
3.6
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Latitude Range
53°N – 49°S
Described By
Gill, 1883

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