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🌊 Marine Data Deficient ⚠️ Venomous ⚡ Poisonous to eat 🌡️ Tropical

Brackishwater frogfish

Antennarius biocellatus Cuvier, 1817
Max Length
14 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
0–10 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Unusual among antennariids in often occupying brackish or even totally freshwater habitats. Most specimens were taken at 10 m depth or less. Oviparous. Eggs are bound in ribbon-like sheath or mass of gelatinous mucus called 'egg raft' or 'veil' .

Scientific Name
Antennarius biocellatus
Authority
Cuvier, 1817
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
DD
Max Length
14 cm
Depth Range
0–10 m
Latitude
12°S – 19°N
Trophic Level
4.1
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 3; Dorsal soft rays (total): 12; Anal soft rays: 6 - 7. Usually features one or two ocelli on the soft dorsal fin. Length to 14 cm . : short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Brackishwater frogfish is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous

Oviparous. Eggs are bound in ribbon-like sheath or mass of gelatinous mucus called 'egg raft' or 'veil' .

🌍 Habitat & Distribution

Marine; brackish; demersal; depth range 0 - 10 m . Tropical; 19°N - 12°S

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Trophic Level
4.1±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.02692 × L2.96 (TL)
Max TL
14cm
Dorsal Spines
3
Dorsal Rays
12
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Latitude Range
19°N – 12°S
Described By
Cuvier, 1817

⚠️ 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

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

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