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Diadromous Data Deficient 🌡️ Tropical

Loach goby

Rhyacichthys aspro Valenciennes, 1837
Max Length
25 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
21.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Adults inhabit relatively steep gradient coastal streams in hilly or mountainous terrain. They feed on algae and diatoms; effectively clings on rocks and boulders with its broadened pelvic and pectoral fins and flattened head and snout .

Scientific Name
Rhyacichthys aspro
Authority
Valenciennes, 1837
Habitat
Diadromous
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
25 cm
Latitude
13°S – 24°N
Trophic Level
3.6
Vulnerability
21.00/100
Migration
Amphidromous
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 8; Dorsal soft rays (total): 8 - 9; Anal spines: 1; Anal soft rays: 8 - 9. Characterized by having enlarged, thickened and wide pectoral fins; widely spaced broad fleshy pelvic fin; head and snout flattened, small dorsolaterally oriented eyes; small ventrally placed mouth; accessory lateral line canals dorsal and ventral to the lateral line on the body, including caudal fin base; caudal fin large .: elongated.

🌀 Behaviour

Behavioural data for Loach 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; demersal; amphidromous . Tropical; 24°N - 13°S

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Amphidromous
Trophic Level
3.6±0.5
Food Items

algae and diatoms; effectively clings on rocks and boulders with its broadened pelvic and pectoral f

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
25cm
Dorsal Spines
8
Dorsal Rays
9
Anal Spines
1
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Fishing Vulnerability
21.00/100
Low vulnerability
Trophic Level
3.6
Predator
Body Shape
Elongated
Climate Zone
Tropical
Latitude Range
24°N – 13°S
Described By
Valenciennes, 1837

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Platyptera aspro Valenciennes 1837 Synonym
Rhyacichthys asparo Valenciennes 1837 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 7 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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