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Diadromous Data Deficient 🌡️ Tropical

Coromandel ilisha

Ilisha filigera Valenciennes, 1847
Max Length
22 cm
Max Weight
Lifespan
Trophic Level
3.5
Depth
0–50 m
Climate
Tropical
Resilience
High
Vulnerability
24.00/100
Typical Length
Depth Zone
pelagic

📖 Overview

Occurs in coastal waters, apparently entering estuaries. More data needed, based on better identifications than in the past.

Scientific Name
Ilisha filigera
Authority
Valenciennes, 1847
Habitat
Diadromous
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
22 cm
Depth Range
0–50 m
Trophic Level
3.5
Resilience
High
Vulnerability
24.00/100
Migration
Anadromous
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 46 - 52. Body moderately slender, belly with 23 to 26 + 11 to 13, total 34 to 38 scutes. Eye large, lower jaw projecting. Dorsal fin origin at about midpoint of body or a little behind; anal fin origin below dorsal fin base. Swim bladder with a single long tube passing back down right side of body above anal fin base.: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Coromandel ilisha is currently being reviewed.

🦐 Diet

Diet information for Coromandel ilisha is currently being compiled.

🥚 Reproduction

Reproduction data for Coromandel ilisha is currently being compiled.

🌍 Habitat & Distribution

Marine; freshwater; brackish; pelagic-neritic; anadromous ; depth range 0 - 50 m . Tropical; 24°N - 0°, 69°E - 118°E east to Andaman Sea coasts, but no certain records), South China Sea (northwestern coasts of Kalimantan, also Sarawak).

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish 🐟 Pelagic
Migration
Anadromous
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.05 (TL)
Max TL
22cm
Anal Rays
49

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Valenciennes, 1847

👥 Community & Contribute

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