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🌊 Marine Data Deficient 🌡️ Deep-water

Paraphyonus Iselini

Paraphyonus iselini Nielsen, 2015
Max Length
10.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
4279–5011 m
Climate
Deep-water
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Paraphyonus Iselini (Paraphyonus iselini) is a ray-finned fish. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 10.1 cm. It occurs at depths between 4279 and 5011 metres. With a trophic level of 3.4, 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 iselini
Authority
Nielsen, 2015
Habitat
Marine
Climate
Deep-water
IUCN Status
DD
Max Length
10.1 cm
Depth Range
4279–5011 m
Trophic Level
3.4
Resilience
High
Vulnerability
23.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Paraphyonus
Paraphyonus
Species
Paraphyonus Iselini
Paraphyonus iselini

🐟 Physical Description

Dorsal soft rays (total): 59 - 65. This species is distinguished from its congeners by the following set of characters: long rakers on first gill arch 11-13; D 59-65, precaudal vertebrae 26-28, preanal length 57-61% SL; height of head 18.5-19.0 % SL .Cross section: compressed.

🌀 Behaviour

Behavioural data for Paraphyonus Iselini 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 4279 - 5011 m . Deep-water Central Atlantic: Venezuela and the Sargasso Sea.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.4±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.03 (TL)
Max TL
10.1cm
Dorsal Rays
62

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Deep-water
Described By
Nielsen, 2015

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