New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🌡️ Tropical

Sand grunt

Rhonciscus branickii Steindachner, 1879
Max Length
30 cm
Max Weight
-
Lifespan
-
Trophic Level
3.9
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
32.00/100
Typical Length
25 cm
Depth Zone
demersal

📖 Overview

Sand grunt (Rhonciscus branickii) is a ray-finned fish. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 30 cm. With a trophic level of 3.9, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Rhonciscus branickii
Authority
Steindachner, 1879
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
30 cm
Trophic Level
3.9
Resilience
Medium
Vulnerability
32.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Rhonciscus
Rhonciscus
Species
Sand grunt
Rhonciscus branickii

🐟 Physical Description

: fusiform / normal.

🌀 Behaviour

Behavioural data for Sand grunt is currently being reviewed.

🦐 Diet

Diet information for Sand grunt is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous, distinct pairing during breeding .

🌍 Habitat & Distribution

Marine; brackish; demersal. Tropical; 24°N -

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Trophic Level
3.9±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.01413 × L3.02 (TL)
Max TL
30cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2007

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
32.00/100
Low vulnerability
Trophic Level
3.9
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Steindachner, 1879

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Sand grunt ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.