📖 Overview
Occurs mainly in rocky, mountainous streams and lakes . Found in rivers with swift currents . Feed on benthic plants which are attached on rocks and stones and on associated benthic invertebrates .
Scientific Name
Diptychus maculatus
Authority
Steindachner, 1866
🐟 Physical Description
Physical description for Scaly osman is currently being
compiled.
🌀 Behaviour
Behavioural data for Scaly osman is currently being
reviewed.
🦐 Diet
algae
aquatic plants
detritus
🥚 Reproduction
🐣 Oviparous
🌍 Habitat & Distribution
Freshwater; benthopelagic; potamodromous . Tropical
🌿 Ecology
Zone Preferences
💧 Freshwater
Food Items
benthic plants which are attached on rocks and stones and on associated benthic invertebrates (Ref
📐 Morphometrics
Length–Weight Relationship:
W = 0.00537 × L3.15
(TL)
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
IUCN Category
Least Concern
📊 Population Risk & Fisheries
Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
67.00/100
High vulnerability
Trophic Level
2
Omnivore / Planktivore
Described By
Steindachner, 1866
🎣 Angling Guide
Fight Rating
strong pulls with head-shakes
Best Seasons
spring,summer,fall
Best Time
incoming tide, dawn and dusk
Rod Type
medium-heavy spinning
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
"Diptychus Maculatus 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 Scaly osman is
currently being compiled from USDA FoodData Central.
🔬 Mercury Safety
Mercury data for Scaly osman 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
📊 Population Dynamics
| Year |
Region |
Index |
Notes |
| - |
- |
- |
|