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🌊 Marine 🌡️ Subtropical

Red eyebrow frogmouth

Chaunax erythraeus Ho & Ma, 2022
Max Length
22.5 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
-
Climate
Subtropical
Resilience
-
Vulnerability
17.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Red eyebrow frogmouth (Chaunax erythraeus), first described by Ho & Ma, 2022 is a medium-sized fish in the family Chaunacidae (order Lophiiformes). Adults typically reach 22.50 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Subtropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey.

Scientific Name
Chaunax erythraeus
Authority
Ho & Ma, 2022
Habitat
Marine
Climate
Subtropical
Max Length
22.5 cm
Trophic Level
4.1
Vulnerability
17.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 3; Dorsal soft rays (total): 12; Anal soft rays: 7. This species is distinguished by the following characters: when fresh, the is body uniformly pinkish- or orange-red, mouth cavity light gray but darker in pharyngeal region, and gill chamber entirely black; tail short and stout (TL1 = 27.1-27.9% SL; TL2 = 13.5-16.1% SL; TL3 = 10.4-11.1% SL); lateral-line neuromast series: pectoral series 10 (rarely 11), body series 29-33; gill rakers of second gill arch 8-9, pectoral-fin rays13 .Cross section: flattened.

🌀 Behaviour

Behavioural data for Red eyebrow frogmouth 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 ? - 300 m . Subtropical Northwest Pacific: Taiwan.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4.1±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01905 × L3.02 (TL)
Max TL
22.5cm
Dorsal Spines
3
Dorsal Rays
12
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
17.00/100
Low vulnerability
Trophic Level
4.1
Apex / Top predator
Climate Zone
Subtropical
Described By
Ho & Ma, 2022

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