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Diadromous 🌡️ Subtropical

Small Chinese silver-biddy

Gerres decacanthus Bleeker, 1864
Max Length
9.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
1–10 m
Climate
Subtropical
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Small Chinese silver-biddy (Gerres decacanthus) is a ray-finned fish of the family Gerreidae. It inhabits diadromous, migrating between freshwater and the sea waters. This species can reach a maximum total length of 9.1 cm. It occurs at depths between 1 and 10 metres. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Gerres decacanthus
Authority
Bleeker, 1864
Habitat
Diadromous
Climate
Subtropical
Max Length
9.1 cm
Depth Range
1–10 m
Trophic Level
3.2
Resilience
High
Vulnerability
12.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Ray-finned fishes
Actinopterygii
Order
Perch-like fishes
Perciformes
Family
Gerreidae
Gerreidae
Genus
Gerres
Gerres
Species
Small Chinese silver-biddy
Gerres decacanthus

🐟 Physical Description

Dorsal spines (total): 9 - 10; Dorsal soft rays (total): 9 - 10; Anal spines: 3; Anal soft rays: 7. Body silvery. Supraneural bones 2. Caudal fin lobes somewhat pointed .

🌀 Behaviour

Behavioural data for Small Chinese silver-biddy 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; depth range 1 - 10 m . Subtropical

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish
Trophic Level
3.2±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.0166 × L3.07 (TL)
Max TL
9.1cm
Dorsal Spines
10
Dorsal Rays
10
Anal Spines
3
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Subtropical
Described By
Bleeker, 1864

🌐 Names & Taxonomy

Language Common Names
🌍CES ostnušíček čínský
🌍THA ปลาดอกหมากบั้ง · ปลาดอกหมากลาย
🇨🇳Chinese 十刺銀鱸 · 十棘鑽嘴魚 · 碗米仔

Scientific Synonyms

Scientific Name Author Year Status
Diapterus decacanthus Bleeker 1864 Synonym
Gerreomorpha decacantha Bleeker 1864 Synonym

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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