Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar bentopelagis; potamodromous (Ref. 51243). Subtropical; 30°S - 33°S
Africa: Clanwilliam Olifants River system, South Africa.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 98.7 cm TL jantan/; (Ref. 7248); Berat maksimum terpublikasi: 10.7 kg (Ref. 7248)
Favors deep pools and runs of large tributaries and mainstreams as well as impounded waters. Omnivorous, feeding on algae and aquatic invertebrates such as insects, snails, and crabs. Large specimens also take frogs and small fish. Breeds in summer, migrating upstream to spawn over gravel beds.
Life cycle and mating behavior
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
Skelton, P.H., 1993. A complete guide to the freshwater fishes of southern Africa. Southern Book Publishers. 388 p. (Ref. 7248)
Status IUCN Red List (Ref. 130435)
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: tidak ada kepentingan; Budidaya air: percobaan; Ikan buruan: ya
informasi lanjut
Nama-nama umumSinonim (persamaan)metabolismePemangsaEkotoksikologiReproduksi, perkembang biakanKematanganPemijahanSpawning aggregationFecunditytelur-telurpekembangan telor
Umur / SaizPertumbuhanpanjang-beratpanjang-panjangukuran frekuensiMorfometrikMorfologiLarvaDinamika larvapemulihanKelimpahanBRUVS
AcuanBudidaya airprofil budidaya airStrainGenetikaElectrophoresesDiturunkanPenyakit-penyakitPengolahanNutrientsMass conversion
mitraGambarStamps, Coins Misc.Suara-suaraCiguateraKecepatanTipe renangArea insangOtolithsOtakPenglihatan / visi
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): 3.4 ±0.56 se; based on food items.
Daya lenting (Ref.
120179): sangat rendah, Waktu penggandaan populasi minimum lebih dari 14 tahun (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (59 of 100).