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🌊 Marine ⚠️ Venomous ⚡ Traumatogenic 🌡️ Tropical

Threadfin catfish

Nemapteryx armiger De Vis, 1884
Max Length
39.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
42.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabits coastal waters and estuaries, river deltas and rivers within tidal influence. Feeds mainly on prawns and other crustaceans, fish, aquatic insects, plant material, and fish scales taken opportunistically .

Scientific Name
Nemapteryx armiger
Authority
De Vis, 1884
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
Max Length
39.5 cm
Trophic Level
3.7
Resilience
Medium
Vulnerability
42.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 1; Anal soft rays: 22 - 25. Body coppery, golden brown, bronze or greyish pink. Dorsomedian head groove deep and elliptical posteriorly. Long barbels with maxillary pair 30 - 56% of SL; bases of chin barbels well separated and staggered. Gill rakers largely absent from hind aspect of the first 2 gill arches. Dorsal fin spine with a short filament at all ages .: elongated.

🌀 Behaviour

Behavioural data for Threadfin catfish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner 👄 Mouth Brooder
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; brackish; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish
Trophic Level
3.7±0.4
Food Items

prawns and other crustaceans, fish, aquatic insects, plant material, and fish scales taken opportuni

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.13 (TL)
Max TL
39.5cm
Dorsal Spines
1
Anal Rays
24

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
42.00/100
Moderate vulnerability
Trophic Level
3.7
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
De Vis, 1884

⚠️ Venom Profile

Medical Warning: This species is venomous. Seek immediate medical attention if envenomated. Contact emergency services and follow first aid guidance below.
Venom Type
proteinaceous
Delivery
dorsal and pectoral spines with venom glands
Potency
Mild
Mortality Risk
Low
Symptom Onset
2min
Duration
12.0hrs
Antivenom
✗ Not Available
Named Toxins
crinotoxins protein toxins
Symptoms
  • pain
  • oedema
  • rare systemic effects
Affected Body Systems
peripheral nervous system
First Aid
Hot water immersion.
Medical Treatment

Wound care, analgesia.

References: Compiled from Bhide (2018), Halstead et al. (1988) and family-specific envenomation literature

🌐 Names & Taxonomy

Language Common Names
🇬🇧English copper catfish · Northern Pout · Threadfin Catfish
🌍CES křížovec ozbrojený

🗺️ 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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