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🌊 Marine Least Concern 🌡️ Tropical

Tusked goby

Risor ruber Rosén, 1911
Max Length
2.5 cm
Max Weight
Lifespan
Trophic Level
3
Depth
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
Depth Zone
reef

📖 Overview

Found in association with large barrel sponges, generally along outside hiding in crevices, also sometimes within the sponge tubules .

Scientific Name
Risor ruber
Authority
Rosén, 1911
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
2.5 cm
Trophic Level
3
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 11 - 12; Anal spines: 1; Anal soft rays: 9 - 10. Distinguished by the following characteristics: first dorsal fin spines VII; completely united pelvic fins; scales only on posterior section of the trunk; four modified basicaudal scales at the base of the caudal fin; light to dark brown body color with faint internal bars visible on lighter specimens; 2-4 enlarged re-curved canines in each jaw that project out of the mouth, point out and up in the upper jaw, down and back on the lower jaw .: fusiform / normal.

🌀 Behaviour

Behavioural data for Tusked goby is currently being reviewed.

🦐 Diet

Diet information for Tusked goby is currently being compiled.

🥚 Reproduction

Reproduction data for Tusked goby is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated. Tropical; - 6°N

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
2.5cm
Dorsal Spines
7
Dorsal Rays
12
Anal Spines
1
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Rosén, 1911

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Smallmouth goby · Tusked Goby
🇵🇹Portuguese amoré-boca-pequena · amoré-de-esponja · Góbio-de-olhos-brilhantes
🇪🇸Spanish Gobido dientón · gobio boquita · gobio de boca chica

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 33 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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