Eyespot coffinfish

📖 Overview

Eyespot coffinfish (Chaunax nebulosus), first described by Ho & Last, 2013 is a medium-sized fish in the family Chaunacidae (order Lophiiformes). Adults typically reach 21.20 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 218 to 380 metres. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Least Concern.

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 3; Dorsal soft rays (total): 12; Anal soft rays: 7. This species which is a member of the C. fimbriatus-species group is distinguished from its congeners by its dense covering of minute grayish-green irregular spots, five large blackish dorsal markings and by the following characters: modally 14 pectoral-fin rays; bridging each neuromast are 3-4 pairs of spinules; second gill arch with 8-9 rakers; long and slender illicium; elongate illicial trough which is longer than wide; esca with numerous thin pale cirri with brown tips; pale gill chamber with large blackish patch on inner wall of opercle; pale peritoneal membrane; lateral-line neuromast counts: anterior body proper = 3-5 (mainly 4), upper preopercular = 2-3 (2), infraorbital = 5-7 (6), hyomandibular = 3-4 (3), pectoral = 10-12 (10 or 11), body proper = 29-35 .Cross section: flattened.

🌀 Behaviour

Behavioural data for Eyespot coffinfish is currently being reviewed.

🦐 Diet

🥚 Reproduction

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 218 - 380 m . Tropical; 18°S - 32°S Indian Ocean: NW Australia, with first record in Indonesia (Ref.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

🛡️ Conservation Assessment

📊 Population Risk & Fisheries

🐠 Related Species

🔍 Similar Species

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