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Diadromous Least Concern 🌡️ Subtropical

Sharp-nosed sand goby

Favonigobius gymnauchen Bleeker, 1860
Max Length
13.4 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
24.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Sharp-nosed sand goby (Favonigobius gymnauchen), first described by Bleeker, 1860 is a small fish in the family Gobiidae (order Gobiiformes). Adults typically reach 13.40 cm in maximum length. It is diadromous, migrating between freshwater and marine environments during its life cycle. It occurs in Subtropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Favonigobius gymnauchen
Authority
Bleeker, 1860
Habitat
Diadromous
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
13.4 cm
Trophic Level
2.7
Resilience
High
Vulnerability
24.00/100
Migration
Amphidromous
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Gobiiformes
Gobiiformes
Family
Gobiidae
Gobiidae
Genus
Favonigobius
Favonigobius
Species
Sharp-nosed sand goby
Favonigobius gymnauchen

🐟 Physical Description

Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 9. : fusiform / normal.

🌀 Behaviour

Behavioural data for Sharp-nosed sand goby 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; reef-associated; amphidromous . Subtropical

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish 🪸 Reef Associated
Migration
Amphidromous
Trophic Level
2.7±0.14

📐 Morphometrics

Length–Weight Relationship: W = 0.00708 × L2.99 (TL)
Max TL
13.4cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
1
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Bleeker, 1860

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Asian sand goby · Sharp-nosed Sand Goby
🇯🇵Japanese Himehaze · ヒメハゼ
🇰🇷Korean 날개망둑
🇷🇺Russian Коричневопятнистый фавонигобиус
🌍VIE Cá bống lác
🇨🇳Chinese 裸項蜂巢鰕虎魚 · 裸頸蜂巢鰕虎

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 137 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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