Dorsal spines (total): 0; Dorsal soft rays (total): 113 - 121; Anal spines: 0; Anal soft rays: 92 - 98; Vertebrae: 55 - 58. Upper side uniformly tan; 2 lateral lines on both sides of body .: short and / or deep.
🌀 Behaviour
Behavioural data for Lachner's tonguesole is currently being
reviewed.
🦐 Diet
aquatic invertebrates
small fish
algae
detritus
🥚 Reproduction
🐣 Oviparous📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External
🌍 Habitat & Distribution
Marine; demersal; depth range 0 - 1 m . Tropical East Africa from Kenya to Delagoa Bay, Mozambique; including Seychelles, Mauritius, Madagascar and the Comoro Islands.
ComorosKenyaMauritiusMozambiqueSeychellesTanzania
🌿 Ecology
Zone Preferences
🌊 Marine⬇️ Benthic
Trophic Level
3.5±0.37
Food Items
small invertebrates (Ref
📐 Morphometrics
Length–Weight Relationship:
W = 0.01047 × L3.05
(TL)
Max TL
46cm
Dorsal Rays
117
Anal Rays
95
Vertebrae
57
🌡️ Water Parameters & Tolerance
Salinity Range
30–40ppt
🛡️ Conservation Assessment
IUCN Category
Least Concern
Assessment Date
2019
📊 Population Risk & Fisheries
Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
35.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Menon, 1977
🍽️ Edibility & Flavour
"Lachner's tonguesole 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
BakingGrillingPan-frying
⚡ Nutrition
Detailed nutritional data for Lachner's tonguesole is
currently being compiled from USDA FoodData Central.
🔬 Mercury Safety
Mercury data for Lachner's tonguesole 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)