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💧 Freshwater Endangered 🌡️ Tropical

Yunnanilus Chui

Yunnanilus chui Yang, 1991
Max Length
4.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
26.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Yunnanilus Chui (Yunnanilus chui) 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 4.1 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Endangered on the IUCN Red List.

Scientific Name
Yunnanilus chui
Authority
Yang, 1991
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
EN
Max Length
4.1 cm
Trophic Level
3.1
Resilience
High
Vulnerability
26.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Related to Yunnanilus analis, Yunnanilus elakatis and Yunnanilus paludosus by the following common characters: lateral line incomplete, pores of the lateral line system present on head, body without scales. Can be distinguished by the combination of the following characters: lateral line very short, with only 2-4 pores; mouth terminal; barbels short; most individuals with 9 branched dorsal rays and a slender caudal peduncle .: elongated.

🌀 Behaviour

Behavioural data for Yunnanilus Chui 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. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00724 × L3.01 (TL)
Max TL
4.1cm

🌡️ 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
26.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Yang, 1991

🗺️ 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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