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Gymnotiformes (Knifefishes) >
Hypopomidae (Bluntnose knifefishes)
Etymology: Hypopygus: Greek, hypo = under + Greek, pyge = tail (Ref. 45335).
Eponymy: This is a toponym referring to La Neblina National Park, Amazonas, Venezuela, which is where Mago-Leccia first noticed the differences between this species and H. lepturus. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt Sống nổi và đáy. Tropical
South America: Several localities of southern Venezuela, including Atabapo and Negro rivers, the Casiquiare Canal and La Neblina National Park; also collected in the Rio Meta system in Colombia and some localities in Bolivia.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.2 cm TL con đực/không giới tính; (Ref. 26457)
Short description
Khóa để định loại | Hình thái học | Sinh trắc học
Các tia vây lưng cứng (tổng cộng) : 0; Các vây lưng mềm (tổng cộng) : 0; Tia mềm vây hậu môn: 124 - 155. Anal fin rays 124-155; precaudal vertebrae 13-14; caudal vertebrae 66-71. Coloration pattern: dusky background with 18-26 saddle-like dark bands on middorsal between nape and end of anal fin; black margins usually present on pectoral fin rays. Snout 27-30% in head length; postorbital distance 60-67% in head length. Head with strongly convex anterior profile.
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
Mago-Leccia, F., 1994. Electric fishes of the continental waters of America. Fundacion para el Desarrollo de las Ciencias Fisicas, Matematicas y Naturales (FUDECI), Biblioteca de la Academia de Ciencias Fisicas. Matematicas y Naturales, Caracas, Venezuela. vol. 29 . 206 p. (Ref. 26457)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Các công cụ
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00617 (0.00198 - 0.01923), b=3.06 (2.81 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).