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💧 Freshwater Least Concern 🍽️ Edible ⚠️ Venomous ⚡ Traumatogenic 🌡️ Tropical

Flapnose sea catfish

Sciades dowii Gill, 1863
Max Length
90 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
53.00/100
Typical Length
50 cm
Depth Zone
demersal

📖 Overview

Found in estuaries and rivers . Feeds on small fishes and benthic invertebrates . Marketed fresh and dried-salted .

Scientific Name
Sciades dowii
Authority
Gill, 1863
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
90 cm
Latitude
2°S – 8°N
Trophic Level
4
Resilience
Low
Vulnerability
53.00/100

🐟 Physical Description

Body elongate, not very robust; nostrils connected through the snout by a narrow flap of skin; eyes small (8 to 12 times in head length); cephalic plate entirely covered with thick granules, its edges striate; lower branch of the first gill arch with 17 gill rakers; adipose fin located over the end of the anal fin, its length two to three times that of the dorsal fin. Body blue-brown or blue-gray; belly white; fins dark with numerous brown spots; maxillary barbels dark gray .: elongated.

🌀 Behaviour

Behavioural data for Flapnose sea catfish is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

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

🌍 Habitat & Distribution

Freshwater; brackish; demersal. Tropical; 8°N - 2°S Central and South America: fresh and brackish water along Pacific side from Panama to Ecuador.

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish ⬇️ Benthic
Trophic Level
4±0.62
Food Items

small fishes and benthic invertebrates (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00398 × L3.18 (TL)
Max TL
90cm

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2007

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
53.00/100
Moderate-High vulnerability
Trophic Level
4
Apex / Top predator
Body Shape
Elongated
Climate Zone
Tropical
Latitude Range
8°N – 2°S
Described By
Gill, 1863

⚠️ 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

🍽️ Edibility & Flavour

⚡ Nutrition

Detailed nutritional data for Flapnose sea catfish is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Flapnose sea catfish has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.

🌿 Sustainability

Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact
✓ Sustainable Choice

🔬 Full Nutritional Profile

Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)

Proximate Composition
Energy125 kcal
Moisture75 %
Protein20 %
Total Fat4 %
Ash1.3 %
Fatty Acids (g)
Saturated Fat1 g
Monounsaturated Fat1.2 g
Polyunsaturated Fat1.5 g
Omega-3 Total1 g
EPA0.3 g
DHA0.5 g
Omega-6 Total0.3 g
Key Minerals & Vitamins
Calcium20 mg
Iron0.7 mg
Magnesium30 mg
Phosphorus220 mg
Potassium380 mg
Sodium55 mg
Zinc0.5 mg
Selenium32 µg
Vitamin B122 µg

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

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