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💧 Freshwater Least Concern 🌡️ Tropical

Whale Catfish

Denticetopsis praecox Ferraris & Brown, 1991
Max Length
5.3 cm
Max Weight
Lifespan
Trophic Level
3.4
Depth
Climate
Tropical
Resilience
Vulnerability
10.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Overview information for Whale Catfish is currently being compiled by our editorial team.

Scientific Name
Denticetopsis praecox
Authority
Ferraris & Brown, 1991
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
5.3 cm
Trophic Level
3.4
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 6; Anal soft rays: 25 - 30; Vertebrae: 39 - 40. Readily distinguished from other members of the genus by its color pattern consisting of a dark brown dorsum, speckled to dark sides, light venter, pale fins and a large dark spot on the basal half of the dorsal fin. Among the smallest species in the family, maturing between 30-40 mm SL.

🌀 Behaviour

Behavioural data for Whale Catfish is currently being reviewed.

🦐 Diet

Diet information for Whale Catfish is currently being compiled.

🥚 Reproduction

Reproduction data for Whale Catfish is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal; pH range: 4.3 - 5.0. Tropical South America: upper Negro River basin.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.0055 × L3.13 (TL)
Max TL
5.3cm
Dorsal Spines
1
Dorsal Rays
6
Anal Rays
28
Vertebrae
40

🌡️ Water Parameters & Tolerance

pH Range
4.3–5
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Ferraris & Brown, 1991

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Whale Catfish
🏳️Catalan 始齿鲸鲇
🌍CES velrybovec neblinský

Scientific Synonyms

Scientific Name Author Year Status
Pseudocetopsis praecox Ferraris & Brown 1991 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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