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Diadromous Least Concern 🌡️ Tropical

Polynesian River Goby

Awaous ocellaris Broussonet, 1782
Max Length
15.5 cm
Max Weight
Lifespan
Trophic Level
2.3
Depth
0–5 m
Climate
Tropical
Resilience
High
Vulnerability
25.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Overview information for Polynesian River Goby is currently being compiled by our editorial team.

Scientific Name
Awaous ocellaris
Authority
Broussonet, 1782
Habitat
Diadromous
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
15.5 cm
Depth Range
0–5 m
Trophic Level
2.3
Resilience
High
Vulnerability
25.00/100
Migration
Amphidromous
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Gobiiformes
Gobiiformes
Family
Gobiidae
Gobiidae
Genus
Awaous
Awaous
Species
Polynesian River Goby
Awaous ocellaris

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 10; Anal spines: 1; Anal soft rays: 10; Vertebrae: 26. A black ocellus on the posterior part of the first dorsal fin. Upper jaw thick and slightly extended. The cheek and upper portion of operculum scaled.: fusiform / normal; Cross section: circular.

🌀 Behaviour

Behavioural data for Polynesian River Goby is currently being reviewed.

🦐 Diet

Diet information for Polynesian River Goby is currently being compiled.

🥚 Reproduction

Reproduction data for Polynesian River Goby is currently being compiled.

🌍 Habitat & Distribution

Marine; freshwater; brackish; demersal; amphidromous ; depth range 0 - 5 m . Tropical north to Japan.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Amphidromous
Trophic Level
2.3±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3 (TL)
Max TL
15.5cm
Dorsal Spines
7
Dorsal Rays
10
Anal Spines
1
Anal Rays
10
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
25.00/100
Low vulnerability
Trophic Level
2.3
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Broussonet, 1782

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Polynesian River Goby · Spotfin River Goby
🇫🇷French Gobie ocellé
🇯🇵Japanese ミナミハゼ
🇵🇹Portuguese Góbio-fluvial-ocelado
🇨🇳Chinese 眼斑厚唇鯊 · 眼斑阿胡鰕虎 · 睛斑阿胡鰕虎魚

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 4 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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