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

🌊 Marine Least Concern 🌡️ Tropical

Myxodagnus Walkeri

Myxodagnus walkeri Dawson, 1976
Max Length
5.5 cm
Max Weight
-
Lifespan
-
Trophic Level
4.3
Depth
0–6 m
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Myxodagnus Walkeri (Myxodagnus walkeri) is a ray-finned fish of the family Dactyloscopidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 5.5 cm. It occurs at depths between 0 and 6 metres. With a trophic level of 4.3, it is an apex predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Myxodagnus walkeri
Authority
Dawson, 1976
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
5.5 cm
Depth Range
0–6 m
Trophic Level
4.3
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 8 - 10; Dorsal soft rays (total): 28 - 31; Anal soft rays: 33 - 38. Preorbital length longer than diameter of pigmented eye; upper lip fimbriae usually 10-11; modally 2 pores in 1st preopercular canal; dorsum of head mainly speckled with small brown spots, without large blotches or spots; without a distinct suborbital bar or prominent blotches on lower jaw .

🌀 Behaviour

Behavioural data for Myxodagnus Walkeri is currently being reviewed.

🦐 Diet

Diet information for Myxodagnus Walkeri is currently being compiled.

🥚 Reproduction

Reproduction data for Myxodagnus Walkeri is currently being compiled.

🌍 Habitat & Distribution

Marine; demersal; depth range 0 - 6 m . Tropical Central Pacific: Nayarit, Mexico and Golfo de Nicoya, Costa Rica.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4.3±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
5.5cm
Dorsal Spines
9
Dorsal Rays
30
Anal Rays
36

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2011

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
4.3
Apex / Top predator
Climate Zone
Tropical
Described By
Dawson, 1976

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Myxodagnus Walkeri ↗
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Spotted incorrect or outdated data?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.