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

🌊 Marine Least Concern 🌡️ Deep-water

Chascanopsetta Prognatha

Chascanopsetta prognatha Norman, 1939
Max Length
-
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
494–550 m
Climate
Deep-water
Resilience
Low
Vulnerability
57.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Chascanopsetta Prognatha (Chascanopsetta prognatha) is a ray-finned fish of the family Bothidae. It inhabits marine (saltwater) waters in deep-water environments. It occurs at depths between 494 and 550 metres. With a trophic level of 3.7, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Chascanopsetta prognatha
Authority
Norman, 1939
Habitat
Marine
Climate
Deep-water
Body Shape
Short and / or deep
IUCN Status
LC
Depth Range
494–550 m
Trophic Level
3.7
Resilience
Low
Vulnerability
57.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 124 - 133; Anal spines: 0; Anal soft rays: 86 - 93; Vertebrae: 59 - 61. Similar to C. lugubris, but differs from it by lower jaw projecting well beyond the tip of the upper jaw, and the length of the lower, longer than head length. Mandibular membrane very thin, forming distinct gular pouch. Length of upper jaw about equal to head length . Length of lower jaw on ocular side 22.7-26.5% SL, on blind side 22.2-26.9; depth of caudal peduncle 4.0-4.9% SL .: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Chascanopsetta Prognatha is currently being reviewed.

🦐 Diet

Diet information for Chascanopsetta Prognatha is currently being compiled.

🥚 Reproduction

Reproduction data for Chascanopsetta Prognatha is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 494 - 550 m . Deep-water

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.7±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00912 × L3.04 (TL)
Dorsal Rays
129
Anal Rays
90
Vertebrae
60

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
57.00/100
High vulnerability
Trophic Level
3.7
Predator
Body Shape
Short and / or deep
Climate Zone
Deep-water
Described By
Norman, 1939

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Chascanopsetta Prognatha ↗
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.