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

💧 Freshwater Least Concern 🌡️ Tropical

Phractura Clauseni

Phractura clauseni Daget & Stauch, 1963
Max Length
7.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
32.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Phractura Clauseni (Phractura clauseni), first described by Daget & Stauch, 1963 is a small fish in the family Amphiliidae (order Siluriformes). Adults typically reach 7.80 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Phractura clauseni
Authority
Daget & Stauch, 1963
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
7.8 cm
Trophic Level
3.1
Resilience
Medium
Vulnerability
32.00/100
Water Temp
23–27 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 7; Anal spines: 2; Anal soft rays: 7 - 9. Diagnosis: pectoral-fin tips not reaching to pelvic-fin bases; pelvic-fin insertions placed behind a vertical line from last dorsal-fin ray; snout long, its length over 55% of head length; posterior nostrils separated from orbits by a distance about equal to orbit width and not separated by bony crest; humeral process pointed; branchiostegal membrane with a shallow ventral invagination; width of occipital process comprised from 3.5-6 times in its length . : elongated.

🌀 Behaviour

Behavioural data for Phractura Clauseni 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; 23°C - 27°C ; 13°N - 6°N

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
7.8cm
Dorsal Rays
7
Anal Spines
2
Anal Rays
8

🌡️ Water Parameters & Tolerance

Temperature Range
23–27°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
32.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Daget & Stauch, 1963

🌐 Names & Taxonomy

Language Common Names
🌍CES mřenkovec Clausenův

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 17 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 Phractura Clauseni ↗
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.