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💧 Freshwater Endangered 🌡️ Subtropical

黑斑云南鳅

Yunnanilus nigromaculatus Regan, 1904
Max Length
7.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
36.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Adults inhabit shallow waters of lake (less than 1 m deep) among vegetation, but not in inlets or outlets of the lake. Feed on shrimps .

Scientific Name
Yunnanilus nigromaculatus
Authority
Regan, 1904
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
IUCN Status
EN
Max Length
7.7 cm
Trophic Level
3.6
Resilience
Medium
Vulnerability
36.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 11 - 12; Anal soft rays: 8. Distinguished from all other species of the genus by its terminal mouth with an upwardly directed gape; absence of lateral line and head pores; scaled predorsal area; 8 1/2 branched dorsal rays; 14 branched caudal rays .: elongated.

🌀 Behaviour

Behavioural data for 黑斑云南鳅 is currently being reviewed.

🦐 Diet

Diet information for 黑斑云南鳅 is currently being compiled.

🥚 Reproduction

Reproduction data for 黑斑云南鳅 is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Subtropical; 25°N - 24°N known only from Dianchi Lake, Yunnan, China.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.6±0.59
Food Items

shrimps (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00724 × L3.01 (TL)
Max TL
7.7cm
Dorsal Rays
12
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2022

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
3.6
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Regan, 1904

🌐 Names & Taxonomy

Language Common Names
🇨🇳Chinese 黑斑云南鳅

Scientific Synonyms

Scientific Name Author Year Status
Nemacheilus nigromaculatus Regan 1904 Synonym
Nemachilus nigromaculatus Regan 1904 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 8 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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