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

🌊 Marine Least Concern 🌡️ Temperate

Sharp-snout lefteye flounder

Arnoglossus oxyrhynchus Amaoka, 1969
Max Length
22 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
39.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Sharp-snout lefteye flounder (Arnoglossus oxyrhynchus) is a ray-finned fish of the family Bothidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 22 cm. With a trophic level of 3.6, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Arnoglossus oxyrhynchus
Authority
Amaoka, 1969
Habitat
Marine
Climate
Temperate
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
22 cm
Trophic Level
3.6
Resilience
Medium
Vulnerability
39.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 108 - 113; Anal spines: 0; Anal soft rays: 84 - 89. Similar to A. japonicus, but differs from it by having larger values for meristic characters, ctenoid scales on ocular side, shorter distance between dorsal margin of head and eye about 1/3 of eye diameter, and a dark blotch on pectoral and pelvic fins. The male has an elongated 2nd dorsal ray and a darker blotch on the paired fins.: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Sharp-snout lefteye 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 ? - 215 m . Temperate

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.6±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00912 × L3.04 (TL)
Max TL
22cm
Dorsal Rays
111
Anal Rays
87

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
39.00/100
Moderate vulnerability
Trophic Level
3.6
Predator
Body Shape
Short and / or deep
Climate Zone
Temperate
Described By
Amaoka, 1969

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Sharp-snout lefteye 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.