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Osmeriformes (Freshwater smelts) >
Osmeridae (Smelts)
Etymology: Hypomesus: Greek, hypo = under + Greek,mesos = a half (Ref. 45335).
Environment: milieu / climate zone / kisaran kedalaman / distribution range
Ekologi
; air tawar; payau pelagis, permukaan; anadromus (ruaya dari laut ke air tawar) (Ref. 51243). Temperate; 73°N - 38°N (Ref. 26213)
North America: Sacramento-San Joaquin Delta region in central California, USA.
Length at first maturity / Size / Weight / umur
Kematangan: Lm ?, range 6 - ? cm
Max length : 12.0 cm TL jantan/; (Ref. 5723); common length : 6.3 cm TL jantan/; (Ref. 12193); Umur maksimum dilaporkan: 1.00 Tahun (Ref. 12193)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 0; duri punggung lunak (Keseluruhan (total)) : 9 - 11; Duri dubur: 0; Sirip dubur lunak: 16 - 20; vertebrata, bertulang belakang: 52 - 57. Vomer without posterior process; periphery of glossohyal bone with single row of conical teeth, central part toothless; pyloric caeca 4(2-5); base of adipose fin more than 20% of head length; eye large; adipose eyelid poorly developed.
Adults occur in open brackish and freshwater of large channels. Diet consists of zooplankton (Ref. 33312).
Eggs are demersal (Ref. 33312).
Saruwatari, T., J.A. López and T.W. Pietsch, 1997. A revision of the ormerid genus Hypomesus Gill (Teleostei: Salmoniformes), with a description of a new species from the southern Kuril Islands. Species Diversity 2:59-82. (Ref. 33312)
Status IUCN Red List (Ref. 130435: Version 2025-1)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Phylogenetic diversity index (Acuan
82804): PD
50 = 0.5313 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00372 (0.00178 - 0.00775), b=3.17 (2.99 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Acuan
69278): 3.2 ±0.1 se; based on diet studies.
Daya lenting (Acuan
120179): Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (tm=1; tmax=1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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