Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة; مياه مخلوطة القاع; أسماك صاعدة. Temperate; 63°N - 59°N, 23°E - 37°E
Europe: Large lakes of northern Sweden (Pakijaure, Hornävan, Storlaisan, Storuman, Vojmsjön, Storlögdan), Finland and Russia (Karelia). Only sporadically in Baltic river near Neva and Narva estuaries (Ref. 59043).
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 60.0 cm SL ذكر/ مختلط الجنس; (Ref. 59043); common length : 42.0 cm TL ذكر/ مختلط الجنس; (Ref. 593)
Lacustrine. Often enters rivers to spawn. Spawns in October - November, on gravel to stone bottom, near shores. Feeds on zooplankton and insects from surface. (Ref. 59043).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Kottelat, M., 1997. European freshwater fishes. An heuristic checklist of the freshwater fishes of Europe (exclusive of former USSR), with an introduction for non-systematists and comments on nomenclature and conservation. Biologia, Bratislava, 52/Suppl. 5:1-271. (Ref. 13696)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
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=0.00537 (0.00262 - 0.01101), b=3.22 (3.06 - 3.38), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.4 ±0.3 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (49 of 100).
