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Characiformes (Characins) >
Hemiodontidae (Halftooths)
Etymology: Hemiodus: Greek, hemi = half + Greek, odous = teeth (Ref. 45335).
Eponymy: Dr Carl Ternetz (1870–1928) was a Swiss-born ichthyologist and naturalist who first collected near Basel (1892) and subsequently collected in South America over a period of more than thirty years (from c. [...] (Ref. 128868), visit book page.
More on author: Myers.
Issue
See Langeani (1999: 719 and Tab. 1) for some diagnostic characters and comparison with other species.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Subtropical
South America: Tocantins River basin in Brazil.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 21.5 cm SL ذكر/ مختلط الجنس; (Ref. 125983); 25.2 cm (female); أعلا وزن تم نشرة: 244.94 g (Ref. 125983); أعلا وزن تم نشرة: 244.94 g
Dorsal fin plain, with no blotches; longitudinal stripe starting point behind the eye.
Iteroparous synchronous spawner (Ref. 51777).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Distinct pairing (Ref. 205).
Langeani, F., 1999. New species of Hemiodus (Ostariophysi, Characiformes, Hemiodontidae) from the Rio Tocantins, Brazil, with comments on color patterns and tooth shapes within the species and genus. Copeia 1999(3):718-722. (Ref. 31397)
IUCN Red List Status (Ref. 130435: Version 2024-1)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00508 - 0.01300), b=3.23 (3.09 - 3.37), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
مستوى غذائي (Ref.
69278): 2.7 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).
