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Centrarchiformes (Basses) >
Centrarchidae (Sunfishes)
Etymology: Micropterus: Greek, mikros = small + Greek,pteron = wing, fin (Ref. 45335); punctulatus: punctulatus meaning dotted, referring to the rows of spots on the lower sides (Ref. 10294).
More on author: Rafinesque.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce démersal. Subtropical; 40°N - 29°N
North America: Mississippi River basin from southern Ohio and West Virginia to southeastern Kansas, and south to the Gulf of Mexico, USA; Gulf Slope drainages from Chattahoochee in Georgia to Guadalupe River in Texas, USA. Introduced in southern Africa and has become established in several isolated water bodies.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 63.5 cm TL mâle / non sexé; (Ref. 40637); common length : 30.0 cm TL mâle / non sexé; (Ref. 12193); poids max. publié: 4.7 kg (Ref. 40637); âge max. reporté: 7 années (Ref. 12193)
Inhabit clear, gravelly flowing pools and runs of creeks and small to medium rivers (Ref. 6465); also found in streams, lakes and reservoirs (Ref. 10294). Juveniles feed on small crustaceans and midge larvae while adults eat insects, larger crustaceans, frogs, worms, grubs and small fish (Ref. 6465, 10294).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Assuming same reproductive mode as M. dolomieu.
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. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: pêcheries vivrières; pêche sportive: oui
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00931 - 0.01416), b=3.08 (3.02 - 3.14), in cm total length, based on LWR estimates for this species (Ref.
93245).
Niveau trophique (Réf.
69278): 3.6 ±0.53 se; based on food items.
Résilience (Réf.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tm=3-4).
Vulnérabilité de la pêche (Ref.
59153): Moderate to high vulnerability (45 of 100).
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