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💧 Freshwater Data Deficient 🐠 Aquarium 🌡️ Subtropical

Tor Polylepis

Tor polylepis Zhou & Cui, 1996
Max Length
5.3 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Tor Polylepis (Tor polylepis), first described by Zhou & Cui, 1996 is a small fish in the family Cyprinidae (order Cypriniformes). Adults typically reach 5.30 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Subtropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Data Deficient.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Cyprinidae kept in the hobby.

Scientific Name
Tor polylepis
Authority
Zhou & Cui, 1996
Habitat
Freshwater
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
5.3 cm
Trophic Level
2.9
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 4; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 5. Distinguishable from other species of the genus by the combination of the following characters: color pattern consisting of a blackish longitudinal stripe along side of body; more lateral line scales (34-35) and predorsal scales (14); median lobe of lower lip with a truncate posterior margin, not extending to a line connecting inner corners of mouth; eye diameter smaller (13.1-13.8% of HL, vs. 14.6-31.2%) and visible in ventral view; interorbital width wider (43.8-45.7% of HL, vs. 27.8-40.0%); isthmus naked, scales embedded in skin; gill rakers 19-22 (Ref 13848).: fusiform / normal.

🌀 Behaviour

Behavioural data for Tor Polylepis 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
2.9±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00955 × L3.02 (TL)
Max TL
5.3cm
Dorsal Spines
4
Dorsal Rays
9
Anal Spines
3
Anal Rays
5

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Zhou & Cui, 1996

🌐 Names & Taxonomy

Language Common Names
🌍CES mahsír nanlanský
🌍EST Tihesoomus-mahsir

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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