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

💧 Freshwater Data Deficient 🌡️ Tropical

Pseudolaguvia Tenebricosa

Pseudolaguvia tenebricosa Britz & Ferraris, 2003
Max Length
3.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
17.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Pseudolaguvia Tenebricosa (Pseudolaguvia tenebricosa) is a ray-finned fish of the family Erethistidae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 3.2 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Pseudolaguvia tenebricosa
Authority
Britz & Ferraris, 2003
Habitat
Freshwater
Climate
Tropical
IUCN Status
DD
Max Length
3.2 cm
Trophic Level
3.1
Vulnerability
17.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Siluriformes
Siluriformes
Family
Erethistidae
Erethistidae
Genus
Pseudolaguvia
Pseudolaguvia
Species
Pseudolaguvia Tenebricosa
Pseudolaguvia tenebricosa

🐟 Physical Description

Dorsal spines (total): 2; Dorsal soft rays (total): 6; Anal spines: 0; Anal soft rays: 10. Differs from the only other member of the genus Pseudolaguvia tuberculata in having an adipose fin not reaching posterior insertion of dorsal fin, a narrower head (23.8-25.1 versus 26.7% SL) , and a shorter snout (12.8-14.3 versus 16.7% SL) .

🌀 Behaviour

Behavioural data for Pseudolaguvia Tenebricosa is currently being reviewed.

🦐 Diet

Diet information for Pseudolaguvia Tenebricosa is currently being compiled.

🥚 Reproduction

Reproduction data for Pseudolaguvia Tenebricosa is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00692 × L3.03 (TL)
Max TL
3.2cm
Dorsal Spines
2
Dorsal Rays
6
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2009

📊 Population Risk & Fisheries

Fishing Vulnerability
17.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Tropical
Described By
Britz & Ferraris, 2003

🗺️ 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 Pseudolaguvia Tenebricosa ↗
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.