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

💧 Freshwater Endangered 🌡️ Subtropical

Rhodeus Haradai

Rhodeus haradai Arai, Suzuki & Shen, 1990
Max Length
5.6 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Rhodeus Haradai (Rhodeus haradai) is a ray-finned fish of the family Cyprinidae. It inhabits freshwater waters. This species can reach a maximum total length of 5.6 cm. With a trophic level of 2.7, it is an omnivore, consuming both plant and animal matter. It is assessed as Endangered on the IUCN Red List.

Scientific Name
Rhodeus haradai
Authority
Arai, Suzuki & Shen, 1990
Habitat
Freshwater
Climate
Subtropical
IUCN Status
EN
Max Length
5.6 cm
Trophic Level
2.7
Resilience
High
Vulnerability
23.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Rhodeus Haradai is currently being compiled.

🌀 Behaviour

Behavioural data for Rhodeus Haradai is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Female has an ovipositor which is used to deposit eggs inside bivalves. Young remain in the bivalve until they can swim .

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.7±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.0166 × L3.02 (TL)
Max TL
5.6cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Climate Zone
Subtropical
Described By
Arai, Suzuki & Shen, 1990

🦠 Common Diseases

The following diseases are known to affect Rhodeus Haradai.

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Rhodeus Haradai ↗
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Spotted incorrect or outdated data?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.