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

💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Subtropical

Annandale loach

Lepidocephalichthys annandalei Chaudhuri, 1912
Max Length
9 cm
Max Weight
-
Lifespan
-
Trophic Level
2.8
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
24.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Facultative air-breathing in the genus ; Inhabits clear, swift streams with sandy bottom . Also collected from slow-flowing streams and oxbows .

Scientific Name
Lepidocephalichthys annandalei
Authority
Chaudhuri, 1912
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
IUCN Status
LC
Max Length
9 cm
Trophic Level
2.8
Resilience
High
Vulnerability
24.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Distinguished from all congeners by its unique caudal fin coloration, consisting of two distinct black spots (one at upper base of fin and one at center of posterior edge of fin). Further differs from all Lepidocephalichthys by the combination of the following characters: caudal fin with two broad, dark V-shaped bands; truncated/notched caudal fin; scales on top of head absent or embedded; dorsal-fin origin anterior to pelvic-fin origin; moderate/large size up to 4.3 cm SL); small barbels, first rostral pair never reaching anterior nostril .: elongated.

🌀 Behaviour

Behavioural data for Annandale 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
2.8±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00575 × L3.1 (TL)
Max TL
9cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
2.8
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Chaudhuri, 1912

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Annandale loach ↗
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Spotted incorrect or outdated data?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.