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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 / depth range / distribution range
ນິເວດວິທະຍາ
; ນ້ຳຈືດ; ນ້ຳກ່ອຍ ອາໄສຢູ່ໃກ້ໜ້າດິນໃຕ້ພື້ນທ້ອງນ້ຳ; ລະດັບຄວາມເລິກ 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.
ຂະໜາດ / ນ້ຳໜັກ / Age
Maturity: Lm ? range ? - ? cm
Max length : 305 cm OT ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 3221); common length : 200 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 3728); ນ້ຳໜັກສູງສຸດທີ່ເຄຍຈັດພີມມາ: 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).
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
ການຈະເລີນເຕັມໄວ | ການສືບພັນ | ການວາງໄຂ່ | ໄຂ່ | ຄວາມດົກຂອງໄຂ່ປາ | ຕົວອ່ອນ
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 2024-1)
Threat to humans
Harmless
Human uses
ການປະມົງ: ທີ່ເປັນການຄ້າໜ້ອຍ; ຊະນິດປາທີ່ຖືກນຳໃຊ້ເຂົ້າໃນການຫາເພື່ອເປັນເກມກິລາ: ແມ່ນ; ຕູ້ປາ: ບ່ອນວາງສະແດງສັນນ້ຳຂອງລັດ
ເຄື່ອງມື
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ແຫຼ່ງອີນເຕີເນັດ
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6406 [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).
ຊັ້ນເຂດຮ້ອນ (Ref.
69278): 4.0 ±0.67 se; based on food items.
ຄວາມຢືດຢຸ່ນ (Ref.
120179): ຕຳ່ຫຼາຍ, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າຫຼາຍກວ່າ 14 ປີ (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
