New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine 🌡️ Deep-water

Psednos Chathami

Psednos chathami Stein, 2012
Max Length
8.7 cm
Max Weight
Lifespan
Trophic Level
3.4
Depth
Climate
Deep-water
Resilience
High
Vulnerability
12.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Overview information for Psednos Chathami is currently being compiled by our editorial team.

Scientific Name
Psednos chathami
Authority
Stein, 2012
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
Max Length
8.7 cm
Trophic Level
3.4
Resilience
High
Vulnerability
12.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 52 - 53; Anal soft rays: 45 - 46; Vertebrae: 59. This species is distinguished by the following characters: dorsal fin rays 52-53, anal fin rays 45-46, pectoral fin rays 16-17, eye 26%, preA 157%, snout 17%, upper jaw ~50% HL; occipital hump prominent; teeth slender canines, premaxillary symphyseal gap very narrow, no mandibular symphyseal gap; opercle curved, posterior part almost horizontal; distance from mandible to end of body cavity 36% SL, 154% HL; coronal pore probably absent .: elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Psednos Chathami is currently being reviewed.

🦐 Diet

Diet information for Psednos Chathami is currently being compiled.

🥚 Reproduction

Reproduction data for Psednos Chathami is currently being compiled.

🌍 Habitat & Distribution

Marine; bathypelagic; depth range ? - 1340 m . Deep-water Southwest Pacific: Chatham Rise East of New Zealand.

🌿 Ecology

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

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.15 (TL)
Max TL
8.7cm
Dorsal Rays
53
Anal Rays
46
Vertebrae
59

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
Stein, 2012

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet — be the first to log one!

View all observations for Psednos Chathami ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.