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💧 Freshwater Near Threatened 🐠 Aquarium 🌡️ Subtropical

Rhinogobius Xianshuiensis

Rhinogobius xianshuiensis Chen, Wu & Shao, 1999
Max Length
3.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Rhinogobius Xianshuiensis (Rhinogobius xianshuiensis), first described by Chen, Wu & Shao, 1999 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 3.50 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Subtropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Near Threatened.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Gobiidae kept in the hobby.

Scientific Name
Rhinogobius xianshuiensis
Authority
Chen, Wu & Shao, 1999
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
IUCN Status
NT
Max Length
3.5 cm
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 8 - 9; Anal spines: 1; Anal soft rays: 6 - 8. Rear edge of caudal fin rounded . Broad orange-yellow background with 2-3 wavy dark brown stripes and some pearly round spots on pectoral fin base, a red net-like pattern on opercle, a red brown vertical line below anterior part of eye and an orange first dorsal fin in males .: elongated.

🌀 Behaviour

Behavioural data for Rhinogobius Xianshuiensis is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00813 × L3.08 (TL)
Max TL
3.5cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
1
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Near Threatened
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Chen, Wu & Shao, 1999

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