New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater Least Concern 🍽️ Edible 🎣 Game Fish 🌡️ Tropical

Silond catfish

Silonia silondia Hamilton, 1822
Max Length
183 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
Very low
Vulnerability
83.00/100
Typical Length
100 cm
Depth Zone
demersal

📖 Overview

Inhabit rivers. Occur in shoals. Adults ascend from estuaries into large rivers for breeding during monsoons. After the water level recedes, they often get stranded in small pools . Oviparous, eggs are unguarded .

Scientific Name
Silonia silondia
Authority
Hamilton, 1822
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
183 cm
Trophic Level
3.5
Resilience
Very low
Vulnerability
83.00/100
Migration
Amphidromous
Water Temp
23–26 °C

🔬 Taxonomy

🐟 Physical Description

Physical description for Silond catfish is currently being compiled.

🌀 Behaviour

Behavioural data for Silond catfish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Distinct pairing .

🌍 Habitat & Distribution

Freshwater; brackish; demersal; amphidromous . Tropical; 23°C - 26°C

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Amphidromous
Trophic Level
3.5±0.37

📐 Morphometrics

Length–Weight Relationship: W = 0.00589 × L3.05 (TL)
Max TL
183cm

🌡️ Water Parameters & Tolerance

Temperature Range
23–26°C

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2007

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
83.00/100
Very High vulnerability
Trophic Level
3.5
Predator
Climate Zone
Tropical
Described By
Hamilton, 1822

🎣 Angling Guide

Difficulty
Beginner
Fight Rating
strong pulls with head-shakes
Best Seasons
spring,summer,fall
Best Time
incoming tide, dawn and dusk
Line Weight
15-30
Rod Type
medium-heavy spinning
Hook Size
2/0-5/0
Catch & Release
✓ Recommended
Best Months
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Techniques
bottom fishing popping cork soft plastics live bait
Bait & Lures
live shrimp cut mullet soft plastic paddle-tails popping corks
Recommended Tackle
  • medium-heavy 7ft spinning rod
  • 30-50 lb braid
  • fluorocarbon leader
Where to Find Them
  • grass flats
  • oyster bars
  • marsh drains
  • deeper channel edges
Tips & Tricks
Popping cork technique attracts fish from distance. Fish moving tides.
Catch & Release Tips

Use barbless hooks, minimise air exposure, and revive fish head-first in current before release.

Regulations Summary

⚠️ Slot limits protect breeding-size fish. Verify daily bag limits.

🍽️ Edibility & Flavour

"Silond catfish is an edible species."

✗ Not for Raw
✓ Fresh Indicators
  • Clear, bright eyes — cloudy eyes indicate age
  • Firm flesh that springs back when pressed
  • Fresh ocean smell, never strong or ammonia-like
  • Bright red or pink gills, not grey or brown
  • Shiny, moist skin with scales tightly attached
✗ Avoid If
  • Cloudy or sunken eyes
  • Strong fishy or ammonia odour
  • Soft, mushy flesh that doesn't spring back
  • Discoloured or dry flesh
Best Cooking Methods
Baking Grilling Pan-frying

⚡ Nutrition

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

🔬 Mercury Safety

Mercury data for Silond 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

🔬 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
- - -

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Silond Catfish · Silondia Vacha · Silong Catfish
🌍BEN Shillong · Silond
🌍CES silonie ganžský
🇫🇮Finnish Jättikuultomonni
🌍THA ปลาตะมัง · ปลายอนเขี้ยว

Scientific Synonyms

Scientific Name Author Year Status
Ageniosus lurida Swainson 1838 Synonym
Pimelodus silondia Hamilton 1822 Synonym
Silondia silondia Hamilton 1822 Synonym
Silonia lurida Swainson 1838 Synonym
Silonia silundia Hamilton 1822 Synonym
Silundia gangetica Valenciennes 1840 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 4 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Silond catfish ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.