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🌊 Marine Least Concern 🌡️ Deep-water

Poecilopsetta Inermis

Poecilopsetta inermis Breder, 1927
Max Length
11.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
182–793 m
Climate
Deep-water
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Poecilopsetta Inermis (Poecilopsetta inermis), first described by Breder, 1927 is a small fish in the family Pleuronectidae (order Pleuronectiformes). Adults typically reach 11.50 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 182 to 793 metres. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Poecilopsetta inermis
Authority
Breder, 1927
Habitat
Marine
Climate
Deep-water
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
11.5 cm
Depth Range
182–793 m
Trophic Level
3.5
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 58 - 64; Anal soft rays: 49 - 55. Pectoral fin rays ocular side 7-12, blind 7-10. Pelvic fin rays on both sides 6. Body somewhat oval. Head small, compressed (21.8-27.8% SL). Mouth oblique, small, almost asymmetrical on both sides. Scales small, deciduous, on ocular side mostly ctenoid, cycloid on cleithrum and urohyal; blind side cycloid. Snout, eyes, jaws, and dorsal, anal, and pelvic fins without scales. Four longitudinal series of melanophores (present as spots) on ocular side, six series on blind side.: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Poecilopsetta Inermis 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; bathydemersal; depth range 182 - 793 m . Deep-water; 23°N - 4°N, 89°W - 51°W Central Atlantic: Tobago Island and Suriname (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.5±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
11.5cm
Dorsal Rays
61
Anal Rays
52

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Deep-water
Described By
Breder, 1927

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