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Lepisosteiformes (Gars) >
Lepisosteidae (Gars)
Etymology: Lepisosteus: Greek, lepis = scale + Greek, osteon = bone; bony sacled (Ref. 45335); oculatus: From the word oculatus, meaning eyed (referring to the ocellus-like spots on the body) (Ref. 10294).
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce; salmastro demersale. Subtropical; 12°C - 20°C (Ref. 2060); 52°N - 24°N, 99°W - 74°W
North America: Lake Erie and south Lake Michigan drainages south through Mississippi River basin to Gulf Slope drainages from lower Apalachicola River in Florida to Nueces River in Texas, USA.
Length at first maturity / Size / Peso / Age
Maturity: Lm ?, range 40 - ? cm
Max length : 150 cm TL maschio/sesso non determinato; (Ref. 57533); common length : 100.0 cm TL maschio/sesso non determinato; (Ref. 3728); peso massimo pubblicato: 4.4 kg (Ref. 40637); Età massima riportata: 18 anni (Ref. 12193)
Profusion of dark spots on the body, head and fins. Dark in coloration (Ref. 37032).
Facultative air-breathing (Ref. 126274); Adults occur in quiet, clear pools and backwaters of lowland creeks, small to large rivers, oxbow lakes, swamps and sloughs. Occasionally enter brackish waters. A voracious predator feeding on various kinds of fishes and crustaceans.
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesca: scarso interesse commerciale; Pesce da pesca sportiva: si
Informazioni ulteriori
BibliografiaAcquacolturaProfilo di acquacolturaVarietàGeneticaElectrophoresesEreditarietàMalattieElaborazioneNutrientsMass conversion
CollaboratoriImmaginiStamps, Coins Misc.SuoniCiguateraVelocitàModalità di nuotoArea branchialeOtolithsCervelliVista
Strumenti
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5781 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00148 - 0.00814), b=3.22 (3.01 - 3.43), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 4.0 ±0.66 se; based on food items.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (tm=4; Fec=1,772).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
Nutrients (Ref.
124155): Calcium = 37.9 [23.5, 80.5] mg/100g; Iron = 0.781 [0.471, 1.202] mg/100g; Protein = 18.6 [17.7, 19.5] %; Omega3 = 0.271 [0.161, 0.458] g/100g; Selenium = 45.8 [25.3, 84.3] μg/100g; VitaminA = 6.17 [2.51, 14.71] μg/100g; Zinc = 0.573 [0.426, 0.794] mg/100g (wet weight);