New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater Data Deficient 🐠 Aquarium 🌡️ Tropical

异颌棱唇条鳅

Sectoria heterognathos Chen, 1999
Max Length
10 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
39.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

异颌棱唇条鳅 (Sectoria heterognathos) 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 10 cm. With a trophic level of 2.7, it is an omnivore, consuming both plant and animal matter. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Sectoria heterognathos
Authority
Chen, 1999
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
10 cm
Trophic Level
2.7
Resilience
Medium
Vulnerability
39.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Both jaws covered by a horny sheath and with sharp edges; no processus dentiformis; no notch in lower jaw; body with 9-13 bars, irregularly shaped, many of them incomplete or reduced to blotches on middle of flank, alternating with mid-dorsal blotches; black bar at caudal base variable, from complete to restricted to an elongate blotch in middle of caudal base .: elongated.

🌀 Behaviour

Behavioural data for 异颌棱唇条鳅 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
2.7±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00724 × L3.01 (TL)
Max TL
10cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2022

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
39.00/100
Moderate vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Tropical
Described By
Chen, 1999

🌐 Names & Taxonomy

Language Common Names
🇨🇳Chinese 异颌棱唇条鳅

Scientific Synonyms

Scientific Name Author Year Status
Schistura heterognathos Chen 1999 Synonym
Sectoria megastoma Kottelat 2000 Synonym

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for 异颌棱唇条鳅 ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.