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

💧 Freshwater 🌡️ Subtropical

Acheilognathus Majusculus

Acheilognathus majusculus Kim & Yang, 1998
Max Length
10 cm
Max Weight
-
Lifespan
-
Trophic Level
2
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
33.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Acheilognathus Majusculus (Acheilognathus majusculus), first described by Kim & Yang, 1998 is a small fish in the family Cyprinidae (order Cypriniformes). Adults typically reach 10.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Subtropical waters. It feeds primarily on plankton, plant material, and detritus.

Scientific Name
Acheilognathus majusculus
Authority
Kim & Yang, 1998
Habitat
Freshwater
Climate
Subtropical
Max Length
10 cm
Trophic Level
2
Resilience
Medium
Vulnerability
33.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 3; Dorsal soft rays (total): 8; Anal spines: 3; Anal soft rays: 8; Vertebrae: 37 - 40. Nuptial color of males greenish with a dark green stripe from upper rear edge of gill opening to middle of caudal fin base, anal fin with red band submarginally and dark ventral fin without marginal white band .

🌀 Behaviour

Behavioural data for Acheilognathus Majusculus is currently being reviewed.

🦐 Diet

algae
aquatic plants
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic; depth range 1 - ? m . Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2
Food Items

algae (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00437 × L3.22 (TL)
Max TL
10cm
Dorsal Spines
3
Dorsal Rays
8
Anal Spines
3
Anal Rays
8
Vertebrae
39

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
33.00/100
Low vulnerability
Trophic Level
2
Omnivore / Planktivore
Climate Zone
Subtropical
Described By
Kim & Yang, 1998

🦠 Common Diseases

The following diseases are known to affect Acheilognathus Majusculus.

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Acheilognathus Majusculus ↗
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Spotted incorrect or outdated data?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.