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🌊 Marine Data Deficient 🌡️ Deep-water

Barnard's dwarf snailfish

Psednos micrurus Barnard, 1927
Max Length
4.5 cm
Max Weight
Lifespan
Trophic Level
3.2
Depth
1207–1280 m
Climate
Deep-water
Resilience
High
Vulnerability
10.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Overview information for Barnard's dwarf snailfish is currently being compiled by our editorial team.

Scientific Name
Psednos micrurus
Authority
Barnard, 1927
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
DD
Max Length
4.5 cm
Depth Range
1207–1280 m
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 36 - 37; Anal spines: 0; Anal soft rays: 28 - 31; Vertebrae: 42. This species is characterized by the following: superior and oblique mouth; body high at the occiput (humpbacked); upper nasal pore slightly posterior to vertical through nostril; with coronal pore; infraorbital canal interrupted posterior to the eye; pores of io 5 + 1 = 6; operciular opening above pectoral-fin base; head 24-25%, anteanal distance around half SL .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Barnard's dwarf snailfish is currently being reviewed.

🦐 Diet

Diet information for Barnard's dwarf snailfish is currently being compiled.

🥚 Reproduction

Reproduction data for Barnard's dwarf snailfish is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 1207 - 1280 m . Deep-water South Africa.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.15 (TL)
Max TL
4.5cm
Dorsal Rays
37
Anal Rays
30
Vertebrae
42

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
Barnard, 1927

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