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Diadromous Least Concern 🌡️ Tropical

Sicyopus Zosterophorus

Sicyopus zosterophorus Bleeker, 1856
Max Length
4.5 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
0–5 m
Climate
Tropical
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Adults occur in rocky creeks . Also found in small, steep-gradient creeks, usually within 20 km of the sea .

Scientific Name
Sicyopus zosterophorus
Authority
Bleeker, 1856
Habitat
Diadromous
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
4.5 cm
Depth Range
0–5 m
Latitude
17°S – 10°N
Resilience
High
Vulnerability
11.00/100
Migration
Amphidromous
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Gobiiformes
Gobiiformes
Family
Gobiidae
Gobiidae
Genus
Sicyopus
Sicyopus
Species
Sicyopus Zosterophorus
Sicyopus zosterophorus

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 9. Longitudinal scales 33-34; transverse scales 11-12; predorsal scales 2-6. Maxillary extends beyond midline of eye, upper jaw prominent; lips fleshy. Gill opening small, only from upper to lower margin of pectoral fin base. Head naked above behind eye. Scales on predorsal and behind pectoral cycloid; on other part of body ctenoid. Spines of 1st dorsal about equal .: fusiform / normal.

🌀 Behaviour

Behavioural data for Sicyopus Zosterophorus 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 ; depth range 0 - 5 m . Tropical; 10°N - 17°S

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish
Migration
Amphidromous

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
4.5cm
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
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
10°N – 17°S
Described By
Bleeker, 1856

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