Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar bentopelagis. Temperate
Europe: Adour drainage in France.
Size / Weight / umur
Maturity: Lm ? range ? - ? cm
Max length : 28.0 cm SL jantan/; (Ref. 59043)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Diagnosed from congeners in western Europe by having the following characters: keel from nape to dorsal origin; snout projecting, pointed, tip rounded; upper jaw projecting; dorsal profile of head and body not continuously rounded, with distinct hump; snout length 32-35% HL; and lateral line with 47-52 + 2-3 scales (Ref. 59043).
Inhabits streams, sectors with current, clear, and cool water, in deep pool. Reaches up to about 28 cm SL (Ref. 59043).
Life cycle and mating behavior
Maturities | Reproduksi, perkembang biakan | Spawnings | Egg(s) | Fecundities | Larva
Kottelat, M. and J. Freyhof, 2007. Handbook of European freshwater fishes. Publications Kottelat, Cornol and Freyhof, Berlin. 646 pp. (Ref. 59043)
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 (0.00434 - 0.02305), b=3.02 (2.81 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.8 ±0.2 se; based on size and trophs of closest relatives
Daya lenting (Ref.
120179): Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (24 of 100).
