Micropterus salmoides, Largemouth black bass : fisheries, aquaculture, gamefish, aquarium

Micropterus salmoides (Lacepède, 1802)

Largemouth black bass
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Image of Micropterus salmoides (Largemouth black bass)
Micropterus salmoides
Bild av Scarola, J.F.

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

> Centrarchiformes (Basses) > Centrarchidae (Sunfishes)
Etymology: Micropterus: Greek, mikros = small + Greek,pteron = wing, fin (Ref. 45335)salmoides: salmoides meaning trout-like (Ref. 1998).
More on author: Lacepède.

Miljö: miljö / Klimatzon / djupintervall / distributionsområde Ekologi

; sötvatten bentopelagisk; pH range: 7.0 - 7.5; dH range: 10 - ?; djupintervall 0 - 6 m (Ref. 1998). Subtropical; 10°C - 32°C (Ref. 12741); 46°N - 24°N, 125°W - 65°W (Ref. 89798)

Utbredning Territorier | FAO områden | Ekosystem | Förekomster | Prickkarta | Utplanteringar | Faunafri

North America: St. Lawrence - Great Lakes, and Mississippi River basins from southern Quebec to Minnesota and south to Gulf; Atlantic and Gulf drainages from North Carolina to Florida and to northern Mexico. The species has been introduced widely as a game fish and is now cosmopolitan. Several countries report adverse ecological impact after introduction.

Storlek / Vikt / Ålder

Könsmognad: Lm ?  range ? - ? cm
Max length : 97.0 cm TL hane/ej könsbestämd; (Ref. 86798); common length : 40.0 cm TL hane/ej könsbestämd; (Ref. 556); publicerad maxvikt: 10.1 kg (Ref. 4699); rapporterad maxålder: 23 år (Ref. 46974)

Kort beskrivning Bestämningsnycklar | Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt) : 10; Mjukstrålar i ryggfenan (totalt) : 11 - 14; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 10 - 12; Ryggkotor: 30 - 32.
Body shape (shape guide): fusiform / normal; Cross section: oval.

Biologi     Ordlista (t.ex. epibenthic)

Inhabit lakes, ponds, swamps, and backwaters and pools of creeks, and small to large rivers (Ref. 86798). Usually found over mud or sand and common in impoundments (Ref. 5723). They prefer quiet, clear water and over-grown banks. Adults feed on fishes, crayfish and frogs; young feed on crustaceans, insects and small fishes. Sometimes cannibalistic. They don't feed during spawning; as well as when the water temperature is below 5°C and above 37°C (Ref. 30578). Builds nest at 25 mm-203 mm deep (Ref. 1998). An introduced species in Europe reported to avoid fast-flowing waters and to occur in estuaries with a salinity up to 13 ppt (Ref. 59043). Popular game fish in North America. Preyed upon by herons, bitterns, and kingfishers (Ref. 1998). Excellent food fish (Ref. 1998).

Livscykel och parningsbeteende Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver

The male which becomes aggressive and territorial builds the nest on muddy bottoms of shallow water. A female may spawn with several males on different nests. The male guards and fans the eggs for about 29 days (Ref. 93240). Spawning takes place spring to summer or when temperature reaches 15°C. Adults mate between the age of 5-12 years (Ref. 11243). Also Ref, 88808, 101194.

Huvudreferens Ladda upp dina referenser | referenser | Koordinator | Medarbetare

Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)

Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))

  Least Concern (LC) ; Date assessed: 14 November 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Hot mot människor

  Potential pest





Mänskliga användningsområden

Fiskeri: mindre kommeriell; Vattenbruk: kommersiell; sportfisk: ja; Akvarium: Offentliga akvarier
FAO - Vattenbrukssystem: production searchfiskeri: landings search; Publication: search | FishSource |

Ytterligare information

Livscykel
Reproduktion
Könsmognad
Mognad/Gills rel.
Fekunditet
Lek
Lekande aggregat
Ägg
Utveckling av ägg
Larver
Larvdynamik
Anatomi
Gälyta
Hjärna
Otolit
Fysiologi
Kroppssammansättning
Näringsämnen
Syreförbrukning
Typ av simning
Simhastighet
Visuella pigment
Ljud från fisk
Sjukdomar & Parasiter
Toxicitet (LC50)
Genetik
Genom
Genetik
Heterozygositet
Ärftlighet
Genetisk mångfald
Människorelaterad
Vattenbrukssystem
Vattenbruksprofiler
Avelslinjer
Ciguatera-fall
Frimärken, mynt, diverse.
Uppsökande verksamhet
Medarbetare
referenser
referenser

Verktyg

Särskilda rapporter

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Uppskattningar baserade på modeller

Index för fylogenetisk mångfald
(Ref. 82804)
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight a=0.01047 (0.00905 - 0.01211), b=3.08 (3.04 - 3.12), in cm total length, based on LWR estimates for this species (Ref. 93245).
Trofisk nivå
(Ref. 69278)
3.8   ±0.4 se; based on diet studies.
Generation time 5.2 (4.6 - 6.1) years. Estimated as median ln(3)/K based on 41 growth studies.
Resiliens
(Ref. 120179)
Låg, lägsta populationsfördubblingstid 4,5-14 år (K=0.06-0.4; tm=1-5; tmax=16; Fec=2,000).
Sårbarhet i fisket
(Ref. 59153)
Moderate vulnerability (42 of 100). 🛈
Priskategori
(Ref. 80766)
Unknown.
Näringsämnen
(Ref. 124155)
Calcium = 37.3 [15.6, 73.2] mg/100g; Iron = 0.919 [0.527, 1.527] mg/100g; Protein = 19.3 [17.2, 21.3] %; Omega3 = 0.481 [0.197, 1.182] g/100g; Selenium = 28.9 [11.5, 68.9] μg/100g; VitaminA = 19.5 [6.5, 59.1] μg/100g; Zinc = 0.852 [0.603, 1.246] mg/100g (wet weight);