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💧 Freshwater Data Deficient 🐠 Aquarium 🌡️ Subtropical

Deogyu fat-minnow

Rhynchocypris deogyuensis Lee & Sim, 2017
Max Length
7.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
24.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Deogyu fat-minnow (Rhynchocypris deogyuensis) is a ray-finned fish of the family Cyprinidae. It inhabits freshwater waters. This species can reach a maximum total length of 7.5 cm. With a trophic level of 3.3, 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
Rhynchocypris deogyuensis
Authority
Lee & Sim, 2017
Habitat
Freshwater
Climate
Subtropical
IUCN Status
DD
Max Length
7.5 cm
Trophic Level
3.3
Resilience
High
Vulnerability
24.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

It has a narrower interorbital width (22.7-27.6% HL), a smaller eye diameter (21.3-26.2% HL), and a greater caudal peduncle depth (10.1-13.6% SL). There are 12-15 scales above the lateral line. A black transverse bar is present on the first unbranched ray of the dorsal fin. The lower of the two yellowish longitudinal bands along the lateral body is interrupted and lacks sharp definition. The blackish dorso-lateral body is adorned with numerous silvery-white spots.

🌀 Behaviour

Behavioural data for Deogyu fat-minnow is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00891 × L3.06 (TL)
Max TL
7.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Subtropical
Described By
Lee & Sim, 2017

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