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💧 Freshwater ⚠️ Venomous ⚡ Traumatogenic 🌡️ Tropical

Arius Nudidens

Arius nudidens Weber, 1913
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Max Length
-
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
45.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Arius Nudidens (Arius nudidens), first described by Weber, 1913 is a fish in the family Ariidae (order Siluriformes). It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. The species is venomous and potentially dangerous to handle.

Scientific Name
Arius nudidens
Authority
Weber, 1913
Habitat
Freshwater
Climate
Tropical
Trophic Level
3.6
Resilience
Medium
Vulnerability
45.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Arius Nudidens is currently being compiled.

🌀 Behaviour

Behavioural data for Arius Nudidens is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 👄 Mouth Brooder
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.6±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.13 (TL)

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
45.00/100
Moderate vulnerability
Trophic Level
3.6
Predator
Climate Zone
Tropical
Described By
Weber, 1913

⚠️ 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

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