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🌊 Marine Data Deficient 🌡️ Tropical

Bluntnose deepwater tonguesole

Cynoglossus crepida Golani, 2017
Max Length
20.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
26.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Bluntnose deepwater tonguesole (Cynoglossus crepida) is a ray-finned fish of the family Cynoglossidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 20.3 cm. With a trophic level of 3.4, 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 crepida
Authority
Golani, 2017
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
20.3 cm
Trophic Level
3.4
Resilience
High
Vulnerability
26.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 115; Anal soft rays: 103. This species is distinguished by the following characters: D 115; A 103; caudal-fin rays 8; snout is relatively long and bluntly rounded; head length 25% SL, snout length 10% SL (40% HL); the eyes are not contiguous; corner of mouth is nearer to posterior edge of opercle than to tip of snout; side with eye with 3 lateral lines, 104 lateral-line scales, 17 scale rows between midlateral and dorsolateral lines; blind side without lateral lines; ctenoid scales on both sides; gill chamber and peritoneum are black .: other (see remarks); Cross section: flattened.

🌀 Behaviour

Behavioural data for Bluntnose deepwater 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; benthopelagic; depth range ? - 440 m . Tropical Indian Ocean: Red Sea.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.04 (TL)
Max TL
20.3cm
Dorsal Rays
115
Anal Rays
103

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Golani, 2017

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