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🌊 Marine Data Deficient 🌡️ Deep-water

Sciadonus Longiventralis

Sciadonus longiventralis Nielsen, 2018
Max Length
7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Deep-water
Resilience
High
Vulnerability
13.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Sciadonus Longiventralis (Sciadonus longiventralis) is a ray-finned fish of the family Bythitidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 7 cm. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Sciadonus longiventralis
Authority
Nielsen, 2018
Habitat
Marine
Climate
Deep-water
IUCN Status
DD
Max Length
7 cm
Trophic Level
3.3
Resilience
High
Vulnerability
13.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 87. This species is distinguished from its congeners by the following set of characters: absence of distinct black spots dorsally and along its midbody; D 87; precaudal vertebrae 39; pelvic fin length 3.5 % SL; predorsal length 28.5 % SL .Cross section: compressed.

🌀 Behaviour

Behavioural data for Sciadonus Longiventralis 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. Deep-water Southwest Pacific: Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.03 (TL)
Max TL
7cm
Dorsal Rays
87

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
13.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Deep-water
Described By
Nielsen, 2018

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