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Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Thymallinae
Etymology: Thymallus: Greek, thymallos, -ou = a kind of fish similar to salmon (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Temperate
Asia: Russia and Great Lakes basin in Mongolia.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 39.0 cm TL ذكر/ مختلط الجنس; (Ref. 593)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
الأشواك الظهرية (المجموع) : 4 - 8; الأشعة الظهرية الناعمة (المجموع) : 18 - 20; شوكة شرجية: 3 - 4; أشعه شرجية لينه: 8 - 12.
Found in landlocked basins. Usually with T. arcticus, with which it possibly interbreeds (Ref. 593). Omnivore, occasionally predatory. In autumn and winter it forms large shoals at the entrance of rivers and streams into lakes (Ref. 41072).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Berg, L.S., 1962. Freshwater fishes of the U.S.S.R. and adjacent countries. volume 1, 4th edition. Israel Program for Scientific Translations Ltd, Jerusalem. (Russian version published 1948). (Ref. 593)
IUCN Red List Status (Ref. 130435: Version 2024-2)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00851 (0.00363 - 0.01997), b=3.07 (2.87 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Generation time: 3.8 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (K=0.29; tm=5-6).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).
