Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar bentopelagis. Temperate
North America: Extinct; formerly in USA (Sacramento-San Joaquin River, Clear Lake (Lake Co.), Pajaro River, Salinas River and San Franciso Bay drainages in Califormia).
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm SL jantan/; (Ref. 12193); common length : 20.0 cm TL jantan/; (Ref. 12193)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
duri punggung lunak (Keseluruhan (total)) : 8 - 9; Sirip dubur lunak: 8 - 9. Caudal peduncle thick and deep. Body deep and compressed with nape high rising steeply from short, pointed head. Lateral line with 49-60 scales. Dorsal and anal fins with 8-9 rays. Pharyngeal teeth 2,5-4,2 (Ref. 86798).
Formerly found in marshes and backwaters along rivers and lake margins. Reported to reach a maximum size of 3.2 cm TL (Ref. 86798).
Life cycle and mating behavior
Maturities | Reproduksi, perkembang biakan | Spawnings | Egg(s) | Fecundities | Larva
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
Status IUCN Red List (Ref. 130435)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber 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=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.1 ±0.2 se; based on size and trophs of closest relatives
Daya lenting (Ref.
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).