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🌊 Marine 🌡️ Deep-water

Javelin whiptail

Coelorinchus gaesorhynchus Iwamoto & Williams, 1999
Max Length
25 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Deep-water
Resilience
Medium
Vulnerability
40.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Javelin whiptail (Coelorinchus gaesorhynchus) is a ray-finned fish of the family Macrouridae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 25 cm. With a trophic level of 3.5, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Coelorinchus gaesorhynchus
Authority
Iwamoto & Williams, 1999
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
Max Length
25 cm
Trophic Level
3.5
Resilience
Medium
Vulnerability
40.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 2. The snout is 49-50% of head length (HL), anterolateral margin of which is not completely supported by bone; scales overlap onto anteroventral snout surface. Orbit diameter 23-24% HL, extending to below posterior 1/3 of orbit. Prolonged narrow flap absent in subopercle. Light organ from isthmus to anus. Underside of head with no scales (except as noted above); including nasal fossa. Thin body scales, short spinules, fine in somewhat quincunx pattern. Dorsal fin dusky with blackish edges at the base; median nasal process blackish; mouth cream colored with blackish lips and premaxillary processes .: elongated.

🌀 Behaviour

Behavioural data for Javelin 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; bathydemersal; depth range ? - 290 m . Deep-water Northwest Cape and Northwest Shelf, Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00257 × L3.19 (TL)
Max TL
25cm
Dorsal Spines
2

🌡️ 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
3.5
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
Iwamoto & Williams, 1999

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