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Diadromous Data Deficient 🌡️ Tropical

Odontamblyopus Tenuis

Odontamblyopus tenuis Day, 1876
Max Length
12.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
28.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Odontamblyopus Tenuis (Odontamblyopus tenuis), first described by Day, 1876 is a small fish in the family Gobiidae (order Gobiiformes). Adults typically reach 12.80 cm in maximum length. It is diadromous, migrating between freshwater and marine environments during its life cycle. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Data Deficient.

Scientific Name
Odontamblyopus tenuis
Authority
Day, 1876
Habitat
Diadromous
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
12.8 cm
Trophic Level
3.6
Resilience
High
Vulnerability
28.00/100
Migration
Amphidromous
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 6; Dorsal soft rays (total): 34 - 36; Anal spines: 1; Anal soft rays: 31 - 34; Vertebrae: 27. Distinguished by the following characteristics: eyes rudimentary but distinct, covered by skin. Mouth oblique, with barbels on underside of chin. Pectoral-fin rays free and silk-like; 46-65. Cycloid scales embedded on head and body .: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Odontamblyopus Tenuis is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Marine; freshwater; brackish; benthopelagic; amphidromous . Tropical Indian Ocean: Pakistan and Myanmar.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish
Migration
Amphidromous
Trophic Level
3.6±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
12.8cm
Dorsal Spines
6
Dorsal Rays
35
Anal Spines
1
Anal Rays
33
Vertebrae
27

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
28.00/100
Low vulnerability
Trophic Level
3.6
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Day, 1876

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