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Lepisosteiformes (Gars) >
Lepisosteidae (Gars)
Etymology: Lepisosteus: Greek, lepis = scale + Greek, osteon = bone; bony sacled (Ref. 45335); platostomus: From the words platy, meaning flat and stomus, meaning mouth (Ref. 10294).
More on author: Rafinesque.
Environment: milieu / climate zone / profondeur / distribution range
Écologie
; eau douce démersal. Subtropical; 10°C - 18°C (Ref. 2060); 46°N - 31°N
North America: USA in Mississippi River basin from south central Ohio, north Indiana, and Wisconsin to Montana and south to north Alabama and Louisiana; Lake Michigan drainage, Wisconsin ; Calcasieu and Mermentau rivers on Louisiana Gulf Coast.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 88.0 cm TL mâle / non sexé; (Ref. 40637); common length : 62.5 cm TL mâle / non sexé; (Ref. 12193); poids max. publié: 2.6 kg (Ref. 40637); âge max. reporté: 20 années (Ref. 12193)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Facultative air-breathing (Ref. 126274); Inhabit quiet pools and backwaters of creeks and small to large rivers, swamps, lakes and overflow areas of large streams. Often occur near vegetation and submerged logs. Feed on other fishes and insects. Spawning occurs over vegetation or other submerged objects (Ref. 10294).
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; pêche sportive: oui; Aquarium: Aquariums publics
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.5801 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00186 (0.00084 - 0.00412), b=3.20 (3.00 - 3.40), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Réf.
69278): 3.9 ±0.7 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (55 of 100).
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