>
Characiformes (Characins) >
Characidae (Characins; tetras) > Stethaprioninae
Etymology: Hemigrammus: Greek, hemi = half + Greek, gramma = letter, signal (Ref. 45335); neptunus: Named after the god Neptune; noun in apposition.
Eponymy: Neptune was the Roman god of the sea. He is often depicted holding a trident, and the name was inspired by the trident-like mark on the tetra’s caudal fin. (Ref. 128868), visit book page.
More on authors: Zarske & Géry.
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt Sống nổi và đáy; pH range: 5.9 - ?. Tropical; 11°S - 12°S
South America: Amazon River basin in Bolivia.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.2 cm SL con đực/không giới tính; (Ref. 48393)
Known from black-water rivers, but may also occur elsewhere.
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
Zarske, A. and J. Géry, 2002. Hemigrammus neptunus sp.n. - eine neue Salmler-Art (Teleostei, Characiformes, Characidae) aus dem Einzugsgebiet des Río Manuripi in Bolivien (Departamento Pando). Zoologische Abhandlungen 52:23-34. (Ref. 48393)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Các nghề cá: không ích lợi (thú vị)
Các công cụ
Special reports
Download XML
Các nguồn internet
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=0.01202 (0.00496 - 0.02912), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 3.0 ±0.4 se; based on size and trophs of closest relatives
Thích nghi nhanh (Ref.
120179): Chiêù cao, thời gian nhân đôi của chủng quần tối thiểu là dưới 15 tháng (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).