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Lithognathus mormyrus (Linnaeus, 1758)

Sand steenbras
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Native range | All suitable habitat | Point map | Year 2050
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Lithognathus mormyrus   AquaMaps   Data sources: GBIF OBIS
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Image of Lithognathus mormyrus (Sand steenbras)
Lithognathus mormyrus
Picture by Patzner, R.


Portugal country information

Common names: Besugo dova, Ferreira, Ferreira
Occurrence: native
Salinity: brackish
Abundance: occasional (usually not seen) | Ref: Veiga, P., J. Ribeiro, J.M.S. Gonçalves and K. Erzini, 2010
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Recorded from the south and southwest coast (Ref. 85184).
National Checklist: Portugal
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/po.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Bauchot, M.-L., J.-C. Hureau and J.C. Miguel, 1981
National Database: Portuguese Freshwater Fishes

Common names from other countries

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

> Eupercaria/misc (Various families in series Eupercaria) > Sparidae (Porgies)
Etymology: Lithognathus: Greek, lithos = stone + Greek, gnathos = jaw (Ref. 45335).
  More on author: Linnaeus.

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

marina; brackvatten bottenlevande; djupintervall 0 - 150 m (Ref. 3688), usually 10 - 20 m (Ref. 37413).   Subtropical; 48°N - 35°S, 25°W - 36°E

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

Eastern Atlantic: Bay of Biscay, Strait of Gibraltar and Mediterranean; southward to Cape of Good Hope, South Africa; around the Canary and Cape Verde Islands (Ref. 3688); and Madeira Is (Ref. 74541). Western Indian Ocean: southern Mozambique (Ref. 3688). Not found in tropical east Africa (Ref. 3198), Red Sea (Ref. 84159) and Black Sea (Ref. 4781, 112870).

Length at first maturity / Size / Vikt / Age

Maturity: Lm 17.4, range 20 - ? cm
Max length : 55.0 cm TL hane/ej könsbestämd; (Ref. 3397); common length : 30.0 cm TL hane/ej könsbestämd; (Ref. 3688); rapporterad maxålder: 12 år (Ref. 13716)

Short description Bestämningsnycklar | Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt) : 11; Mjukstrålar i ryggfenan (totalt) : 12 - 13; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 10 - 11.

Biologi     Ordlista (t.ex. epibenthic)

Found on the shelf, over sandy and muddy bottoms as well as seagrass-beds and estuaries. Gregarious, sometimes forming sizeable schools. Feeds on worms, mollusks and small crustaceans. Protandric hermaphrodite (Ref. 3688). Flesh excellent (Ref. 3198); sold fresh and dried.

Life cycle and mating behavior Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver

A monandric species (Ref. 55367). In the northern Adriatic, overall male to female ratio was 1:1.62. Sex inversion occurred mainly between 24.1 and 35.2 cm TL and 3.5 years of age (Ref. 55367). Conflicting descriptions of the reproductive style of this species have been reported, including possible gonochorism (Ref. 103751). Also Ref. 28504.

Main reference Upload your references | referenser | Koordinator | Medarbetare

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)

  Least Concern (LC) ; Date assessed: 16 August 2009

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fiskeri: mindre kommeriell; sportfisk: ja
FAO(fiskeri: produktion; publication : search) | FIRMS (Stock assessments) | FishSource | Sea Around Us

Ytterligare information

Trophic ecology
Födoslag
Diet compositions
Food consumptions
Food rations
Predatorer
Ecology
Ekologi
Home ranges
Life cycle
Reproduktion
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larver
Larvdynamik
Distribution
Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
BRUVS - Videos
Anatomy
Gill areas
Hjärnstorlek
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
Fiskljud
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genetik
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Vattenbruksprofiler
Avelslinjer
Ciguatera cases
Stamps, coins, misc.
Outreach
Medarbetare
References
referenser

Verktyg

Special reports

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Estimates based on models

Preferred temperature (Ref. 115969): 17.1 - 27.5, mean 24.4 (based on 224 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5625   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01202 (0.01073 - 0.01347), b=3.02 (2.99 - 3.05), in cm Total Length, based on LWR estimates for this species (Ref. 93245).
Trofisk nivå (Ref. 69278):  3.5   ±0.39 se; based on food items.
Resiliens (Ref. 120179):  Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.24; tm=2).
Prior r = 0.54, 95% CL = 0.36 - 0.81, Based on 1 full stock assessment.
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (40 of 100).
Climate Vulnerability (Ref. 125649):  Low to moderate vulnerability (31 of 100).
Price category (Ref. 80766):   Medium.