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🌊 Marine 🌡️ Subtropical

Two-barred whiptail

Coelorinchus biclinozonalis Arai & Mcmillan, 1982
Max Length
44.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
4–549 m
Climate
Subtropical
Resilience
Very low
Vulnerability
71.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Two-barred whiptail (Coelorinchus biclinozonalis), first described by Arai & Mcmillan, 1982 is a large fish in the family Macrouridae (order Gadiformes). Adults typically reach 44.10 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 4 to 549 metres. It occurs in Subtropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Coelorinchus biclinozonalis
Authority
Arai & Mcmillan, 1982
Habitat
Marine
Climate
Subtropical
Body Shape
Elongated
Max Length
44.1 cm
Depth Range
4–549 m
Trophic Level
3.7
Resilience
Very low
Vulnerability
71.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Anal spines: 0. Head large; eyes large; snout pointed, its anterolateral margin incompletely supported by bone. Underside of the head mostly scaled. Light organ large, a lens-shaped fossa on the abdomen extending forward to midway between the anus and the pelvic fin insertions. Scales on body with small imbricate spinules arranged in as many as 24 rows. Swim bladder deeply bilobed anteriorly, pointed posteriorly. Brownish overall, with two dark saddle marks, one below the nape, and another below the anterior portion of the second dorsal fin; mouth and gill cavities dark.: elongated; Cross section: circular.

🌀 Behaviour

Behavioural data for Two-barred whiptail 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; benthopelagic; non-migratory; depth range 4 - 549 m . Subtropical; 31°S - 46°S, 166°E - 180°E Southwest Pacific: endemic to New Zealand.

🌿 Ecology

Zone Preferences
🌊 Marine
Migration
Non-migratory
Trophic Level
3.7±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.002 × L3.2 (TL)
Max TL
44.1cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
71.00/100
High vulnerability
Trophic Level
3.7
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Arai & Mcmillan, 1982

🌐 Names & Taxonomy

Language Common Names
🌍CES hlavoun dvoupásý

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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