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🌊 Marine Data Deficient 🌡️ Tropical

Small scale lunate caudal fin croaker

Atractoscion microlepis Song, Kim & Kang, 2017
Max Length
35.5 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
37.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Small scale lunate caudal fin croaker (Atractoscion microlepis), first described by Song, Kim & Kang, 2017 is a medium-sized fish in the family Sciaenidae (order Perciformes). Adults typically reach 35.50 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Data Deficient.

Scientific Name
Atractoscion microlepis
Authority
Song, Kim & Kang, 2017
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
35.5 cm
Trophic Level
4
Resilience
Medium
Vulnerability
37.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 10 - 11; Dorsal soft rays (total): 25 - 26; Anal spines: 2; Anal soft rays: 9; Vertebrae: 24 - 25. This species is distinguished by the following characters: D X-XI,25-26 (26); pored lateral line scales 76-82 (78); body depth 20.0-27.3% of SL; head depth 17.7-20.1% of SL; teeth cardiform or pluriserial; caudal fin emarginate; swim bladder with an anterior pair of horn-like appendage (Re. 116590).: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Small scale lunate caudal fin croaker is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; demersal. Tropical Indian Ocean: Gulf of Oman.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L3.07 (TL)
Max TL
35.5cm
Dorsal Spines
11
Dorsal Rays
26
Anal Spines
2
Anal Rays
9
Vertebrae
25

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
4
Apex / Top predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Song, Kim & Kang, 2017

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