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Cypriniformes (Carps) >
Catostomidae (Suckers) > Catostominae
Etymology: Chasmistes: Greek, chanos, -eos, ous, and chasma, -atos = abyss, mouth opened, inmensity (Ref. 45335).
More on author: Cope.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
; air tawar dasar (demersal); potamodromous (Ref. 126106). Temperate; 41°N - 40°N
North America: Pyramid and Winnemucca lakes in Nevada, USA.
Ukuran / Berat / umur
Kematangan: Lm ? range ? - ? cm
Max length : 67.0 cm TL jantan/; (Ref. 5723); Berat maksimum terpublikasi: 2.7 kg (Ref. 40637); Umur maksimum dilaporkan: 41 Tahun (Ref. 47054)
Adults occur in deep water. Spawning takes place only around margin of Pyramid Lake in Nevada, USA but formerly made spectacular spawning runs up Truckee River in Nevada, USA. Populations were subject to intensive fishing in the 19th and early 20th century; habitats have been greatly altered by water development projects; species is now endangered (Ref. 47054).
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
terancam (EN) (B1ac(ii,iv)+2ac(ii,iv)); Date assessed: 02 November 2011
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: nilai komersial kecil; Ikan buruan: ya
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00228 - 0.01266), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Tingkat Trofik (Acuan
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Daya lenting (Acuan
120179): sangat rendah, Waktu penggandaan populasi minimum lebih dari 14 tahun (tm=14-17; Fec=30,000).
Kerentanan Penangkapan Ikan (Ref.
59153): Moderate to high vulnerability (47 of 100).
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