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💧 Freshwater 🌡️ Subtropical

Densely scaled Yunnan loach

Yunnanilus polylepis Qin, Shao, Du & Wang, 2024
Max Length
4.4 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
27.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Densely scaled Yunnan loach (Yunnanilus polylepis) is a ray-finned fish of the family Nemacheilidae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 4.4 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Yunnanilus polylepis
Authority
Qin, Shao, Du & Wang, 2024
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
Max Length
4.4 cm
Trophic Level
3.1
Resilience
High
Vulnerability
27.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 13; Anal soft rays: 8. The new species is distinguished from all other members of the genus based on the following characters: whole trunk covered by scales; processus dentiformis absent; eye diameter smaller than interorbital width; 9 branched dorsal-fin rays; 10 or 11 branched pectoral-fin rays; 6 branched pelvic-fin rays; absence of outer gill raker, 10 inner gill rakers on first gill arch .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Densely scaled Yunnan loach is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00724 × L3.01 (TL)
Max TL
4.4cm
Dorsal Rays
13
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
27.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Qin, Shao, Du & Wang, 2024

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