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💧 Freshwater Least Concern 🍽️ Edible 🌡️ Tropical

Bronze featherback

Notopterus notopterus Pallas, 1769
Max Length
60 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
42.00/100
Typical Length
25 cm
Depth Zone
demersal

📖 Overview

Obligate air-breathing ; Found in clear streams and enters brackish waters . Adults inhabit standing and sluggish waters of lakes, floodplains, canals and ponds . Undertake localized lateral migrations from the Mekong River to floodplains during the flood season and back to the mainstream or other permanent water bodies during the dry season . Common in tanks throughout the greater parts of India. Feed on insects, fish , crustaceans and some young roots of aquatic plants . Active during twilight and night. Colonize and breed seasonally during rainy days and migrates back to permanent waters in dry season . Breeding takes place in stagnant or running waters in the rainy season. Eggs are laid in small clumps on submerged vegetation. A female measuring 21-25 cm usually lays 1,200-3,000 eggs. The fish is relished both in fresh and dried state. Soup made from it is reported to be given to people with measles . Of high economic importance as food fish in South and Southeast Asia to Borneo and Sumatra and taken by all types of small-scale fishing gears .

Scientific Name
Notopterus notopterus
Authority
Pallas, 1769
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
60 cm
Latitude
10°S – 35°N
Trophic Level
3.5
Resilience
Medium
Vulnerability
42.00/100
Migration
Potamodromous
Water Temp
24–28 °C

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 7 - 9; Anal soft rays: 97 - 111. Distinguishable by its plain brown adult coloration and the convex or only slightly concave dorsal head profile; juveniles (

🌀 Behaviour

Behavioural data for Bronze featherback is currently being reviewed.

🦐 Diet

Diet information for Bronze featherback is currently being compiled.

🥚 Reproduction

Spawning occurs at night .

🌍 Habitat & Distribution

Freshwater; brackish; demersal; pH range: 6.0 - 6.5; dH range: 3 - 8; potamodromous . Tropical; 24°C - 28°C ; 35°N - 10°S Southeast Asia: Peninsular Malaysia, Thailand (Mekong River), Indonesia (Sumatra and Java) and Myanmar (Lake Inle, Salween basin).

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Potamodromous
Trophic Level
3.5
Food Items

insects, fish (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00603 × L3.07 (TL)
Max TL
60cm
Dorsal Rays
8
Anal Rays
104

🌡️ Water Parameters & Tolerance

Temperature Range
24–28°C
pH Range
6–6.5

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
42.00/100
Moderate vulnerability
Trophic Level
3.5
Predator
Climate Zone
Tropical
Latitude Range
35°N – 10°S
Described By
Pallas, 1769

🍽️ Edibility & Flavour

"Bronze featherback 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

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 17.4 g
Omega-3 (total) 175 mg

🔬 Mercury Safety

Mercury data for Bronze featherback 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

👥 Community & Contribute

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