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🌊 Marine 🌡️ Deep-water

Longbarb whiptail

Hymenocephalus longibarbis Günther, 1887
Max Length
25.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
430–920 m
Climate
Deep-water
Resilience
Medium
Vulnerability
40.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Longbarb whiptail (Hymenocephalus longibarbis), first described by Günther, 1887 is a medium-sized fish in the family Macrouridae (order Gadiformes). Adults typically reach 25.50 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 430 to 920 metres. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Hymenocephalus longibarbis
Authority
Günther, 1887
Habitat
Marine
Climate
Deep-water
Max Length
25.5 cm
Depth Range
430–920 m
Trophic Level
3.4
Resilience
Medium
Vulnerability
40.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Distinguished by the following characters: pelvic fin rays 8; pectoral fin rays 13-17; barely projecting snout; head bones are rather firm; barbel very long, 50-60% HL, reaching vertical through posterior edge of orbit; orbit diameter 30-33% HL; interorbital width 45-48% HW; gill rakers 16-20; ventral striae reaching close to periproct; otholith length to height (OL:OH) is 1.1-1.3; total colliculum length to pseudocolliculum length (TCL:PCL) is 1.8-2.1 .Cross section: angular.

🌀 Behaviour

Behavioural data for Longbarb 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; depth range 430 - 920 m . Deep-water West Pacific: northwestern Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00219 × L3.2 (TL)
Max TL
25.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
40.00/100
Moderate vulnerability
Trophic Level
3.4
Predator
Climate Zone
Deep-water
Described By
Günther, 1887

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Longbarb Whiptail
🌍CES hlavoun dlouhovousý
🇯🇵Japanese Wanidara · ワニダラ

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 7 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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