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🌊 Marine 🌡️ Tropical

Psednos Rossi

Psednos rossi Chernova & Stein, 2004
Max Length
3.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
500–674 m
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

The species possess a very large superior mouth with vertical jaws, eyes located close to the dorsal contour of the head and oriented to look forward and up, and a straight body, suggesting an adaptation to feeding on detritus and animals (such as copepods) above it in the water column .

Scientific Name
Psednos rossi
Authority
Chernova & Stein, 2004
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
Max Length
3.7 cm
Depth Range
500–674 m
Trophic Level
3.2
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 42 - 44; Anal soft rays: 33 - 35; Vertebrae: 47. The juvenile holotype of this species is distinguished by the following characters: vertebrae 47; dorsal-fin rays 42-44; no coronal pore; vertical mouth, symphysis of upper jaw above level of eye; body not humpbacked; vertebral column not curved behind cranium; enlarged gill cavity; anus on vertical behind head; notched pectoral fin, rays 8+2+5-6; eye 17-19% HL .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Psednos Rossi is currently being reviewed.

🦐 Diet

Diet information for Psednos Rossi is currently being compiled.

🥚 Reproduction

Reproduction data for Psednos Rossi is currently being compiled.

🌍 Habitat & Distribution

Marine; pelagic-oceanic; depth range 500 - 674 m . Tropical North Western Atlantic: off Cape Hatteras.

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.15 (TL)
Max TL
3.7cm
Dorsal Rays
43
Anal Rays
34
Vertebrae
47

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Chernova & Stein, 2004

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