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Diadromous Least Concern ⚠️ Venomous ⚡ Venomous 🌡️ Tropical

Bearded roguefish

Tetraroge barbata Cuvier, 1829
Max Length
10 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
0–10 m
Climate
Tropical
Resilience
Medium
Vulnerability
32.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Inhabits muddy inshore waters of mangrove swamps and penetrates freshwater rivers . Feeds on fishes and crustaceans . Possess venom glands at the base of some of the spines.

Scientific Name
Tetraroge barbata
Authority
Cuvier, 1829
Habitat
Diadromous
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
10 cm
Depth Range
0–10 m
Latitude
23°S – 30°N
Trophic Level
4
Resilience
Medium
Vulnerability
32.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 13; Dorsal soft rays (total): 8; Anal spines: 3; Anal soft rays: 5. : fusiform / normal.

🌀 Behaviour

Behavioural data for Bearded roguefish is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Marine; freshwater; brackish; reef-associated; depth range 0 - 10 m . Tropical; 30°N - 23°S West Pacific: Philippines, Indonesia, and New Guinea.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish 🪸 Reef Associated
Trophic Level
4±0.66
Food Items

fishes and crustaceans (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
10cm
Dorsal Spines
13
Dorsal Rays
8
Anal Spines
3
Anal Rays
5

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
32.00/100
Low vulnerability
Trophic Level
4
Apex / Top predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
30°N – 23°S
Described By
Cuvier, 1829

⚠️ 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
Apistus barbatus Cuvier 1829 Synonym
Apistus melas Bleeker 1850 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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