Classification / Names
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Lepisosteiformes (Gars) >
Lepisosteidae (Gars)
Etymology: Atractosteus: Greek, atraktos, arrow + Greek, osteon = bone (Ref. 45335); spatula: From the words atract, meaning spindle and osteus, meaning bony; spatula (referring to snout shape) (Ref. 10294).
More on author: Lacepède.
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
; स्वच्छ जल, अलवण जल; खारा ड़िमरसल; गहराई सीमा 0 - ? m (Ref. 55223). Subtropical; 44°N - 20°N, 101°W - 82°W (Ref. 55223)
North America: ranges from Mississippi River basin from southwestern Ohio and southern Illinois in USA south to Gulf of Mexico; Gulf of Mexico Coastal Plain from Enconfina River in Florida, USA to Veracruz, Mexico.
आकार / वज़न / Age
परिपक्व अवधि: Lm ? range ? - ? cm
Max length : 305 cm OT पुल्लिंग / अलिंग; (Ref. 3221); common length : 200 cm TL पुल्लिंग / अलिंग; (Ref. 3728); अधिकतम प्रकाशित वज़न: 137.0 kg (Ref. 58490)
Large size and broad, short snout. Light dorsal stripe. Dark olivaceous brown above and white to yellowish beneath. Dark brown blotches on all fins (Ref. 37032).
Body shape (shape guide): elongated.
Facultative air-breathing (Ref. 126274); Adults inhabit sluggish pools and backwaters of large rivers, swamps, bayous, and lakes. Rarely enter brackish and marine waters (Ref. 5723). Feed on blue crabs, turtles, waterfowl or other birds and small mammals (Ref. 10294). Giant of the gars (Ref. 5723). Marketed fresh (Ref. 37032).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा
Etnier, D.A. and W.C. Starnes, 1993. The fishes of Tennessee. The University of Tennessee Press, Knoxville, Tennessee, USA. (pls. check date). (Ref. 10294)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
मात्स्यिकी: लघु वाणिज्य; आखेट मत्स्य: हां; जलजीवालय: सार्वजनिक लजीवालय
साधन
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इंटरनेट स्रोत
Estimates based on models
Phylogenetic diversity index (संदर्भ
82804): PD
50 = 0.6426 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00229 (0.00091 - 0.00578), b=3.19 (2.97 - 3.41), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (संदर्भ
69278): 4.0 ±0.67 se; based on food items.
लौटाव (संदर्भ
120179): बहुत नीचे, न्यूनतम जनसंख्या दुगनी समय अवलागत 14 महीने। (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
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