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

🌊 Marine Data Deficient 🌡️ Temperate

Tudor's flounder

Ammotretis lituratus Richardson, 1844
Max Length
23 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
40–80 m
Climate
Temperate
Resilience
High
Vulnerability
17.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Tudor's flounder (Ammotretis lituratus) is a ray-finned fish of the family Pleuronectidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 23 cm. It occurs at depths between 40 and 80 metres. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Ammotretis lituratus
Authority
Richardson, 1844
Habitat
Marine
Climate
Temperate
Body Shape
Short and / or deep
IUCN Status
DD
Max Length
23 cm
Depth Range
40–80 m
Trophic Level
3
Resilience
High
Vulnerability
17.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 77 - 82; Anal soft rays: 54 - 58. Body deep (46-50% SL). Snout extended into a hook-like process projecting downwards in front of small, oblique mouth. Scales very small, rather firmly attached; mostly ctenoid on ocular side, mostly cycloid on blind side. Pelvic fin rays on right side 9-10, left 6. Caudal fin rays 14 .: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Tudor's 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 40 - 80 m . Temperate South Australia, Victoria and Tasmania).

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.01778 × L2.97 (TL)
Max TL
23cm
Dorsal Rays
80
Anal Rays
56

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
17.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Short and / or deep
Climate Zone
Temperate
Described By
Richardson, 1844

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Tudor's flounder ↗
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.