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💧 Freshwater Vulnerable 🐠 Aquarium 🌡️ Subtropical

Rhodeus Shitaiensis

Rhodeus shitaiensis Li & Arai, 2011
Max Length
6.2 cm
Max Weight
-
Lifespan
-
Trophic Level
2.6
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
25.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Rhodeus Shitaiensis (Rhodeus shitaiensis) is a ray-finned fish of the family Cyprinidae. It inhabits freshwater waters in pelagic environments. This species can reach a maximum total length of 6.2 cm. With a trophic level of 2.6, it is an omnivore, consuming both plant and animal matter. It is assessed as Vulnerable on the IUCN Red List.

Scientific Name
Rhodeus shitaiensis
Authority
Li & Arai, 2011
Habitat
Freshwater
Climate
Subtropical
IUCN Status
VU
Max Length
6.2 cm
Trophic Level
2.6
Resilience
High
Vulnerability
25.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Distinguished from congeners by the combination of the following characters: branched dorsal-fin rays 9-10 (usually 9); branched anal-fin rays 9-10 (usually 9); longest simple rays of dorsal and anal fins strong and stiff, distally segmented; longitudinal scale series 35-36; pored scales 6-12; vertebrae 34-36; a transverse row of black spots on dorsal-fin membrane; color pattern in nuptial males (iris, belly and central pat of caudal fin reddish-orange, lateral scales edged with deep blue) .

🌀 Behaviour

Behavioural data for Rhodeus Shitaiensis is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; pelagic. Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
2.6±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.0166 × L3.02 (TL)
Max TL
6.2cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
25.00/100
Low vulnerability
Trophic Level
2.6
Omnivore / Planktivore
Climate Zone
Subtropical
Described By
Li & Arai, 2011

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