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🌊 Marine Data Deficient 🌡️ Subtropical

Western Austalian deep-water tonguesole

Cynoglossus westraliensis Fricke, 2019
Max Length
21.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
27.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Western Austalian deep-water tonguesole (Cynoglossus westraliensis) is a ray-finned fish of the family Cynoglossidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 21.1 cm. With a trophic level of 3.5, 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
Cynoglossus westraliensis
Authority
Fricke, 2019
Habitat
Marine
Climate
Subtropical
IUCN Status
DD
Max Length
21.1 cm
Trophic Level
3.5
Resilience
High
Vulnerability
27.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 120 - 126; Anal soft rays: 105 - 106; Vertebrae: 50. This species is distinguished by the following characters: snout is relatively long, bluntly rounded; head length 21.5% of SL, snout length 9.3-11.6% of SL (43.4-46.5% of HL); eyes are not contiguous; corner of mouth is nearer to posterior edge of opercle than to tip of snout; ocular side has 3 lateral lines, midlateral-line scales 111-115, scale rows between midlateral and dorsolateral lines 20, no lateral lines on blind side; ocular side with ctenoid scales, blind side with cycloid scales; D 120-126; A 105-106; caudal-fin rays 8; gill chamber and peritoneum black .Cross section: flattened.

🌀 Behaviour

Behavioural data for Western Austalian deep-water tonguesole 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 ? - 250 m . Subtropical Indian Ocean: Western Australia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.5±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.04 (TL)
Max TL
21.1cm
Dorsal Rays
123
Anal Rays
106
Vertebrae
50

🌡️ 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
27.00/100
Low vulnerability
Trophic Level
3.5
Predator
Climate Zone
Subtropical
Described By
Fricke, 2019

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