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

💧 Freshwater Least Concern 🌡️ Tropical

Euchilichthys Royauxi

Euchilichthys royauxi Boulenger, 1902
Max Length
22 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
24.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Euchilichthys Royauxi (Euchilichthys royauxi) is a ray-finned fish of the family Mochokidae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 22 cm. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Euchilichthys royauxi
Authority
Boulenger, 1902
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
22 cm
Trophic Level
3.3
Resilience
High
Vulnerability
24.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Vertebrae: 40 - 42. : elongated.

🌀 Behaviour

Behavioural data for Euchilichthys Royauxi is currently being reviewed.

🦐 Diet

Diet information for Euchilichthys Royauxi is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous . Distinct pairing during breeding .

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
22cm
Vertebrae
41

🌡️ 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
3.3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Boulenger, 1902

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Atopochilus royauxi Boulenger 1902 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 36 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 Euchilichthys Royauxi ↗
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Spotted incorrect or outdated data?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.