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💧 Freshwater Critically Endangered 🍽️ Edible 🌡️ Tropical

Asoka barb

Systomus asoka Kottelat & Pethiyagoda, 1989
Max Length
17 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
1–2 m
Climate
Tropical
Resilience
High
Vulnerability
24.00/100
Typical Length
10 cm
Depth Zone
-

📖 Overview

Found in relatively deep (1-2 m) fast-flowing water, in areas with gravel or sand substrates. Juveniles (1-3cm TL) shoal together in schools of 30-100 individuals in very shallow water (5-25 cm), downstream. Adults occupy deeper water (1-2m), upstream. Usually occupies unshaded areas. Fast swimmers and not easily identified from water surface. Declining numbers due to intensive fishing by fish exporters .

Scientific Name
Systomus asoka
Authority
Kottelat & Pethiyagoda, 1989
Habitat
Freshwater
Climate
Tropical
IUCN Status
CR
Max Length
17 cm
Depth Range
1–2 m
Trophic Level
2.9
Resilience
High
Vulnerability
24.00/100
Water Temp
25–30 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Asoka barb is currently being compiled.

🌀 Behaviour

Behavioural data for Asoka barb is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 6.5 - 7.5; dH range: 1 - 18; depth range 1 - 2 m . Tropical; 25°C - 30°C ; 8°N - 7°N

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.9±0.4
🐠 Schooling

📐 Morphometrics

Length–Weight Relationship: W = 0.01072 × L3.02 (TL)
Max TL
17cm

🌡️ Water Parameters & Tolerance

Temperature Range
25–30°C
pH Range
6.5–7.5
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Kottelat & Pethiyagoda, 1989

🍽️ Edibility & Flavour

"Asoka barb 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 Asoka barb is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Asoka barb 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 Asoka Barb
🌍CES parmička sitavacká
🌍SIN අසෝක පෙතියා

Scientific Synonyms

Scientific Name Author Year Status
Barbichthys asokae Kottelat & Pethiyagoda 1989 Synonym
Barbus asoka Kottelat & Pethiyagoda 1989 Synonym
Puntius asoka Kottelat & Pethiyagoda 1989 Synonym

🦠 Common Diseases

The following diseases are known to affect Asoka barb.

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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