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🌊 Marine Least Concern 🌡️ Deep-water

Rough Flounder

Psettina senta Amaoka & Larson, 1999
Max Length
7.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
140–333 m
Climate
Deep-water
Resilience
High
Vulnerability
29.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Rough Flounder (Psettina senta), first described by Amaoka & Larson, 1999 is a small fish in the family Bothidae (order Pleuronectiformes). Adults typically reach 7.20 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 140 to 333 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
Psettina senta
Authority
Amaoka & Larson, 1999
Habitat
Marine
Climate
Deep-water
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
7.2 cm
Depth Range
140–333 m
Trophic Level
3.5
Resilience
High
Vulnerability
29.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Body with ctenoid scales, each with a strong and long spinule, except for scales with 2-3 spinules on the lateral line and along the dorsal and ventral margins of the body. Dark rings along the dorsal and ventral margins of the body, not extending onto dorsal and anal fins. All fins pale and without distinct markings .: short and / or deep.

🌀 Behaviour

Behavioural data for Rough Flounder 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; demersal; depth range 140 - 333 m . Deep-water Indian Ocean: Western Australia.

🌿 Ecology

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

📐 Morphometrics

Length–Weight Relationship: W = 0.00912 × L3.04 (TL)
Max TL
7.2cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Deep-water
Described By
Amaoka & Larson, 1999

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Rough Flounder

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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