New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine 🌡️ Subtropical

Azuma perchlet

Zalanthias azumanus Jordan & Richardson, 1910
Max Length
12 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
30–400 m
Climate
Subtropical
Resilience
High
Vulnerability
24.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Azuma perchlet (Zalanthias azumanus) is a ray-finned fish of the family Anthiadidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 12 cm. It occurs at depths between 30 and 400 metres. With a trophic level of 4, it is a mid-level predator.

Scientific Name
Zalanthias azumanus
Authority
Jordan & Richardson, 1910
Habitat
Marine
Climate
Subtropical
Max Length
12 cm
Depth Range
30–400 m
Trophic Level
4
Resilience
High
Vulnerability
24.00/100
Water Temp
8–18 °C
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 14 - 15; Anal spines: 3; Anal soft rays: 7; Vertebrae: 26. This species is distinguished by the following set of characters: D X,14-15, rarely X,14; pectoral rays 15, rarely 14; lateral line complete with 33-37 tubed scales; lower edge of preopercl without antrorse serrations; scales with basal cteni; melanophores on caudal peduncle form a saddle that extends ventrally to about 1-2 scale rows beneath lateral line scales . Cross section: compressed.

🌀 Behaviour

Behavioural data for Azuma perchlet is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; demersal; depth range 30 - 400 m . Subtropical; 8°C - 18°C West Pacific: Western Australia to Japan and Taiwan.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4±0.66

📐 Morphometrics

Length–Weight Relationship: W = 0.02512 × L2.97 (TL)
Max TL
12cm
Dorsal Spines
10
Dorsal Rays
15
Anal Spines
3
Anal Rays
7
Vertebrae
26

🌡️ Water Parameters & Tolerance

Temperature Range
8–18°C
Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
4
Apex / Top predator
Climate Zone
Subtropical
Described By
Jordan & Richardson, 1910

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Azuma perchlet ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.