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💧 Freshwater Least Concern ⚠️ Venomous ⚡ Poisonous to eat 🌡️ Tropical

Fresh water puffer fish

Tetraodon mbu Boulenger, 1899
Max Length
67 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
38.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Fresh water puffer fish (Tetraodon mbu) is a ray-finned fish of the family Tetraodontidae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 67 cm. With a trophic level of 3.6, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List. Venomous.

Scientific Name
Tetraodon mbu
Authority
Boulenger, 1899
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
67 cm
Trophic Level
3.6
Resilience
Medium
Vulnerability
38.00/100
Water Temp
24–26 °C

🐟 Physical Description

Physical description for Fresh water puffer fish is currently being compiled.

🌀 Behaviour

Behavioural data for Fresh water puffer fish is currently being reviewed.

🦐 Diet

It feeds on smaller fish, mollusks, crustaceans, snails, worms, and crayfish. Species kept in captivity require a varied diet consisting of shelled foods to help ensure good health and to prevent tooth overgrowth.

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; brackish; demersal. Tropical; 24°C - 26°C distributed in Lake Tanganyika and the Congo basin.

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish ⬇️ Benthic
Trophic Level
3.6±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.0263 × L2.88 (TL)
Max TL
67cm

🌡️ Water Parameters & Tolerance

Temperature Range
24–26°C

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
38.00/100
Moderate vulnerability
Trophic Level
3.6
Predator
Climate Zone
Tropical
Described By
Boulenger, 1899

⚠️ 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 neurotoxin
Delivery
dorsal, anal, and pelvic fin spines
Potency
Severe
Mortality Risk
Low
Symptom Onset
5min
Duration
24.0hrs
Antivenom
✗ Not Available
Named Toxins
high-molecular-weight protein (Stonustoxin analogue) acetylcholine
Symptoms
  • immediate intense pain
  • swelling
  • erythema
  • occasional nausea and weakness
Affected Body Systems
peripheral nervous system cardiovascular
First Aid
Immerse affected area in hot water (45 C, tolerable) for 30-90 minutes to denature toxin. Do not apply ice.
Medical Treatment

Analgesia; wound care; tetanus prophylaxis; severe cases may require monitoring for systemic effects.

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

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Tetrodon mbu Boulenger 1899 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 97 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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