Rhabdosargus globiceps, White stumpnose : fisheries, gamefish

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Rhabdosargus globiceps (Valenciennes, 1830)

White stumpnose
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Rhabdosargus globiceps   AquaMaps   Data sources: GBIF OBIS
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Image of Rhabdosargus globiceps (White stumpnose)
Rhabdosargus globiceps
Picture by FAO

South Africa territory information

Common names: White stumpnose, Witstompneus
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: commercial | Ref: van der Elst, R.P. and F. Adkin (eds.), 1991
Aquaculture: | Ref:
Regulations: | Ref:
Uses: gamefish: yes;
Comments: Ranges from southern Natal to the west coast (Ref. 4332). Stock depressed and vulnerable to angling and trek netting; important to recreational and commercial line- and seine net fisheries (Ref. 4332). Also Ref. 12484.
National Checklist:
Territory Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/sf.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Smith, J.L.B. and M.M. Smith, 1986
National Database:

Common names from other countries

Sargue australe, Pargo ñato, Stumpnose, ... more

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Eupercaria/misc (Various families in series Eupercaria) > Sparidae (Porgies)
Etymology: Rhabdosargus: Greek, rhabdos = stick + Latin, sargus = sargus (1591) (Ref. 45335).
More on author: Valenciennes.

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; brackish; benthopelagic; oceanodromous (Ref. 51243); depth range ? - 100 m (Ref. 3198). Tropical; 13°S - 36°S

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Southeast Atlantic: Angola southward around coast of South Africa to Natal. Reported from Mozambique (Ref. 5213).

Length at first maturity / Size / Weight / Age

Maturity: Lm 23.0, range 22 - 24 cm
Max length : 65.0 cm TL male/unsexed; (Ref. 3688); common length : 40.0 cm TL male/unsexed; (Ref. 3688)

Short description Identification keys | Morphology | Morphometrics

Dorsal spines (total): 11; Dorsal soft rays (total): 11 - 13; Anal spines: 3; Anal soft rays: 10 - 11. Silvery with distinct crossbars (Ref. 3198).
Body shape (shape guide): fusiform / normal.

Biology     Glossary (e.g. epibenthic)

Found over sandy substrate. Juveniles use estuaries as nurseries (Ref. 27121). Feeds on worms, crustaceans, and mollusks especially mussels (Ref. 5213). Spawns during spring and summer close inshore (Ref. 36731).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Conflicting descriptions of the reproductive style of this species have been reported, e.g., Ref. 4359 describe this species as being a gonochorist (Ref. 28504). Also Ref. 103751.

Main reference Upload your references | References | Coordinator | Collaborators

Bauchot, M.-L. and J.-C. Hureau, 1990. Sparidae. p. 790-812. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 3688)

IUCN Red List Status (Ref. 130435: Version 2025-2)

  Vulnerable (VU) (A2bd); Date assessed: 11 July 2024

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Fisheries: minor commercial; gamefish: yes
FAO - Fisheries: landings; Publication: search | FishSource | Sea Around Us

More information

Trophic ecology
Food items (preys)
Diet composition
Food consumption
Food rations
Predators
Ecology
Ecology
Home ranges
Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Recruitment
Abundance
Life cycle
Reproduction
Maturity
Maturity/Gills rel.
Fecundity
Spawning
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Eggs
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Larvae
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Distribution
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Stamps, coins, misc.
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References
References

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Special reports

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Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Fisheries: landings; Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | Public aquariums | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Ref. 123201): 14.5 - 26.4, mean 23.8 °C (based on 102 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5156   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01259 (0.00609 - 0.02604), b=3.03 (2.86 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278):  3.0   ±0.2 se; based on diet studies.
Generation time: 6.9 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Resilience (Ref. 120179):  Medium, minimum population doubling time 1.4 - 4.4 years (K=0.16).
Fishing Vulnerability (Ref. 59153):  Moderate to high vulnerability (54 of 100). 🛈
Climate Vulnerability (Ref. 125649):  Moderate to high vulnerability (48 of 100). 🛈
Price category (Ref. 80766):   Low.
Nutrients (Ref. 124155):  Calcium = 72.5 [39.7, 137.6] mg/100g; Iron = 0.8 [0.4, 1.5] mg/100g; Protein = 18.4 [17.3, 19.5] %; Omega3 = 0.232 [0.139, 0.391] g/100g; Selenium = 65.5 [32.2, 121.5] μg/100g; VitaminA = 22.4 [7.0, 57.1] μg/100g; Zinc = 1.46 [1.01, 2.07] mg/100g (wet weight);