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🌊 Marine 🌡️ Deep-water

Singular arrowtooth eel

Ilyophis singularis Tashiro & Chen, 2022
Max Length
27 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
1612–1665 m
Climate
Deep-water
Resilience
-
Vulnerability
16.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Singular arrowtooth eel (Ilyophis singularis) is a ray-finned fish of the family Synaphobranchidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 27 cm. It occurs at depths between 1612 and 1665 metres. With a trophic level of 3.7, it is a mid-level predator.

Scientific Name
Ilyophis singularis
Authority
Tashiro & Chen, 2022
Habitat
Marine
Climate
Deep-water
Max Length
27 cm
Depth Range
1612–1665 m
Trophic Level
3.7
Vulnerability
16.00/100
Salinity
30–40 ppt

🐟 Physical Description

Vertebrae: 116 - 118. This species is distinguished by the following set of characters: total vertebrae 116-118, preanal vertebrae 36 or 37; sensory pores in supraorbital series 3 (no pores above eye); sensory pores in infraorbital series 7 or 8 (2 or 3 pores behind eye); no sensory pores on frontal and supratemporal regions; body naked. Colouration: head uniformly brownish; body colour unknown due to abrasion of skin surface during collection, but likely to be uniformly brown (belly darker brown); dorsal and anal fins pale brown to dark brown, with translucent edge; caudal fin pale brown; oral cavity dark brown .Cross section: oval.

🌀 Behaviour

Behavioural data for Singular arrowtooth eel 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 1612 - 1665 m . Deep-water South China Sea.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.7±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00102 × L3.06 (TL)
Max TL
27cm
Vertebrae
117

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
16.00/100
Low vulnerability
Trophic Level
3.7
Predator
Climate Zone
Deep-water
Described By
Tashiro & Chen, 2022

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