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🌊 Marine Data Deficient 🌡️ Deep-water

Paraphyonus Brevidorsalis

Paraphyonus brevidorsalis Nielsen, 1969
Max Length
7.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Deep-water
Resilience
High
Vulnerability
14.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Paraphyonus Brevidorsalis (Paraphyonus brevidorsalis) is a ray-finned fish. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 7.1 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
Paraphyonus brevidorsalis
Authority
Nielsen, 1969
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
DD
Max Length
7.1 cm
Trophic Level
3.3
Resilience
High
Vulnerability
14.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Paraphyonus
Paraphyonus
Species
Paraphyonus Brevidorsalis
Paraphyonus brevidorsalis

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 72; Anal spines: 0; Anal soft rays: 58. Skin transparent.: elongated.

🌀 Behaviour

Behavioural data for Paraphyonus Brevidorsalis 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; bathypelagic; depth range ? - 1500 m . Deep-water South Africa.

🌿 Ecology

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

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.03 (TL)
Max TL
7.1cm
Dorsal Rays
72
Anal Rays
58

🌡️ 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
14.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
Nielsen, 1969

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