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💧 Freshwater Least Concern 🌡️ Tropical

Cactus catfish, Cactus pleco

Pseudacanthicus serratus Valenciennes, 1840
Max Length
32.3 cm
Max Weight
1.5 kg
Lifespan
-
Trophic Level
-
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
51.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Known to scientists from only a few specimens. According to Boni fishermen in Guiana, this fish lives in the deep and rocky zones of the main riverbed. Despite its size, it is not consumed as food by native populations since it has a reputation for being dirty and sticky .

Scientific Name
Pseudacanthicus serratus
Authority
Valenciennes, 1840
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
32.3 cm
Max Weight
1.5 kg
Resilience
Low
Vulnerability
51.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Siluriformes
Siluriformes
Family
Loricariidae
Loricariidae
Genus
Pseudacanthicus
Pseudacanthicus
Species
Cactus catfish, Cactus pleco
Pseudacanthicus serratus

🐟 Physical Description

Physical description for Cactus catfish, Cactus pleco is currently being compiled.

🌀 Behaviour

Behavioural data for Cactus catfish, Cactus pleco is currently being reviewed.

🦐 Diet

Diet information for Cactus catfish, Cactus pleco is currently being compiled.

🥚 Reproduction

Reproduction data for Cactus catfish, Cactus pleco is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical South America: coastal drainages of the Guianas.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic

📐 Morphometrics

Length–Weight Relationship: W = 0.01862 × L3.04 (TL)
Max TL
32.3cm
Max Weight
1,500g

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
51.00/100
Moderate-High vulnerability
Climate Zone
Tropical
Described By
Valenciennes, 1840

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Cactus catfish, Cactus pleco · Dragon Pleco
🌍CES krunýřovec pilovitý
🇩🇰Danish Drage sugemalle
🇫🇷French Pseudacanthicus épineux
🇵🇹Portuguese Cascudo-dragão
🇨🇳Chinese 鋸齒假棘甲鯰

Scientific Synonyms

Scientific Name Author Year Status
Hypostomus serratus Valenciennes 1840 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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