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🌊 Marine Least Concern 🎣 Game Fish 🌡️ Subtropical 🎣 Game Fish

Cape stumpnose

Rhabdosargus holubi Steindachner, 1881
Max Length
40 cm
Max Weight
-
Lifespan
-
Trophic Level
2.8
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
43.00/100
Typical Length
15 cm
Depth Zone
demersal

📖 Overview

Inhabits estuaries and shallow waters over sand and between rocks. Feeds mainly on small bivalves, shrimps and crabs . Flesh excellent .

Scientific Name
Rhabdosargus holubi
Authority
Steindachner, 1881
Habitat
Marine
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
40 cm
Trophic Level
2.8
Resilience
Medium
Vulnerability
43.00/100
Migration
Oceanodromous
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 11; Dorsal soft rays (total): 12 - 13; Anal spines: 3; Anal soft rays: 10 - 11. Silvery with golden midlateral band from head to caudal peduncle .: fusiform / normal.

🌀 Behaviour

Behavioural data for Cape stumpnose is currently being reviewed.

🦐 Diet

Diet information for Cape stumpnose is currently being compiled.

🥚 Reproduction

Size at Maturity
19cm TL

🌍 Habitat & Distribution

Marine; brackish; demersal; oceanodromous . Subtropical Southeast Atlantic: South Africa, from the Cape to Natal.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Migration
Oceanodromous
Trophic Level
2.8±0.2
Food Items

small bivalves, shrimps and crabs (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01738 × L3.06 (TL)
Max TL
40cm
Dorsal Spines
11
Dorsal Rays
13
Anal Spines
3
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
43.00/100
Moderate vulnerability
Trophic Level
2.8
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Steindachner, 1881

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Austrosparus tricuspidens Smith 1942 Synonym
Rhabdosargus tricuspidens Smith 1942 Synonym
Sargus holubi Steindachner 1881 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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