Lepomis macrochirus, Bluegill : fisheries, aquaculture, gamefish, aquarium

Lepomis macrochirus Rafinesque, 1819

Bluegill
Envoyez vos Photos et vidéos
Pictures | Videos | Images Google
Image of Lepomis macrochirus (Bluegill)
Lepomis macrochirus
Male picture by Lovshin, L.

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Centrarchiformes (Basses) > Centrarchidae (Sunfishes)
Etymology: Lepomis: Greek, lepis = scaled + Greek, poma = gill cover, operculum (Ref. 45335, 79012);  macrochirus: macrochirus meaning large hand, probably referring to the body shape (Ref. 10294).  More on author: Rafinesque.

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

; eau douce benthopélagique; pH range: 7.0 - 7.5; dH range: 10 - 15.   Subtropical; 1°C - 36°C (Ref. 35682); 50°N - 25°N

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

North America: St. Lawrence - Great Lakes and Mississippi river basin; from Quebec to northern Mexico. Widely introduced. Several countries report adverse ecological impact after introduction.

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 41.0 cm TL mâle / non sexé; (Ref. 5723); common length : 19.1 cm TL mâle / non sexé; (Ref. 12193); poids max. publié: 2.2 kg (Ref. 4699); âge max. reporté: 10 années (Ref. 72462)

Description synthétique Morphologie | Morphométrie

A dark blue or black "ear" on an extension of the gill cover called the opercular flap; a prominent dark blotch at the base of the dorsal fin, close to the tail; typically olive-green backs, with a blue or purplish sheen along the sides; faint vertical bars may be present along the sides; breeding males may have more blue and orange coloration on their flanks (Ref. 44091).

Biologie     Glossaire (ex. epibenthic)

Adults are found frequently in lakes, ponds, reservoirs and sluggish streams (Ref. 5723, 10294); occur primarily in reservoirs in Hawaii; preferably live in deep weed beds (Ref. 5723). Active mainly during dusk and dawn. They feed upon snails, small crayfish, insects, worms and small minnows (Ref. 5723). Young feed on crustaceans, insects and worms (Ref. 5723, 10294).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Males guard the eggs for about 7 days (Ref. 93240).

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)

Statut dans la liste rouge de l'IUCN (Ref. 123251)

  Préoccupation mineure (LC) ; Date assessed: 21 August 2018

CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Potential pest





Utilisations par l'homme

Pêcheries: intérêt commercial mineur; Aquaculture: commercial; pêche sportive: oui; Aquarium: Commercial
FAO - Aquaculture: production; ; Publication: search | FishSource |

Plus d'informations

Noms communs
Synonymes
Métabolisme
Prédateurs
Écotoxicologie
Reproduction
Maturité
Frai
Rassemblement de ponte
Fécondité
Œufs
Développement de l'œuf
Références
Aquaculture
Profil d'aquaculture
Souches
Génétique
Fréquences alléliques
Héritabilité
Pathologies
Traitement
Nutrients
Mass conversion
Collaborateurs
Images
Stamps, Coins Misc.
Sons
Ciguatera
Vitesse
Type de nage
Surface branchiale
Otolithes
Cerveaux
Vision

Outils

Articles particuliers

Télécharger en XML

Sources Internet

Estimates based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5001   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.01231 - 0.01697), b=3.12 (3.08 - 3.16), in cm total length, based on LWR estimates for this species (Ref. 93245).
Niveau trophique (Ref. 69278):  3.2   ±0.2 se; based on diet studies.
Résilience (Ref. 120179):  Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (K=0.19-0.23; tmax=11).
Vulnérabilité (Ref. 59153):  Low to moderate vulnerability (33 of 100) .
Catégorie de prix (Ref. 80766):   Unknown.
Nutrients (Ref. 124155):  Calcium = 86 [50, 171] mg/100g ; Iron = 1.68 [0.94, 2.77] mg/100g ; Protein = 18.1 [16.2, 20.0] % ; Omega3 = 0.372 [0.153, 0.876] g/100g ; Selenium = 24.7 [10.2, 59.7] μg/100g ; VitaminA = 18.5 [5.9, 57.0] μg/100g ; Zinc = 1.34 [0.84, 2.01] mg/100g (wet weight);