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Characiformes (Characins) >
Stevardiidae (Stevardiids) > Diapominae
Etymology: Bryconamericus: Greek, bryko = to bite + America, latinized (Ref. 45335); bucayensis: Nmed for the Rio Bucaya, where the type series was collected.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
; air tawar bentopelagis. Tropical
South America: Bucaya, Tengui, Tenguel, and Guayas Rivers in Ecuador.
Ukuran / Berat / umur
Kematangan: Lm ? range ? - ? cm
Max length : 8.7 cm SL jantan/; (Ref. 93958)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
duri punggung lunak (Keseluruhan (total)) : 11; vertebrata, bertulang belakang: 37 - 38. This species differs from all its congeners by having 7-8 scales between the lateral line and the pelvic-fin insertions (vs. 2-7, except Bryconamericus terrabensis with 7-8 and B. arilepis with 9-10); 33-38 branched anal-fin rays (vs. 31 or fewer); 28-31 anterior anal-fin rays covered by a row of scales at their bases (vs. 4-26); presence of a wide anterior maxillary tooth, at least twice as wide as the posterior tooth, both of which are pentacuspid (vs. maxillary teeth of same size) (Ref. 93958).
Body shape (shape guide): fusiform / normal.
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Román-Valencia, C., R.I. Ruiz-C., D.C. Taphorn and C. García-A., 2013. Three new species of Bryconamericus (Characiformes, Characidae), with keys for species from Ecuador and a discussion on the validity of the genus Knodus. An. Bio. Conserv. 36(1):123-139. (Ref. 93958)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01288 (0.00544 - 0.03050), b=3.01 (2.82 - 3.20), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Tingkat Trofik (Acuan
69278): 2.6 ±0.3 se; based on size and trophs of closest relatives
Kerentanan Penangkapan Ikan (Ref.
59153): Low vulnerability (10 of 100).
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