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Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Coregoninae
Etymology: Coregonus: Greek, kore = pupils of the eye + Greek, gonia = angle (Ref. 45335); fontanae: Named for the German poet Theodor Fontane (1819-1898) who published several books reflecting his love for the state Brandenburg. He dedicated his last book to the people and landscape around Lake Stechlin.
Eponymy: Theodor Fontane (1819–1898) was a German poet. He published several books extolling his love for Brandenburg. He dedicated his last book to the people and landscape around Lake Stechlin, Germany, where this species is endemic. (Ref. 128868), visit book page.
More on authors: Schulz & Freyhof.
البيئة: الوسط / المنطقة المناخية / نطاق العمق / نطاق التوزيع
البيئة
; المياه العذبة قاعية التغذية و المعيشة; نطاق العمق ? - 3 m (Ref. 52872). Temperate
Europe: Lake Stechlin in northern Germany.
الطول عند النضج الأول / الحجم / وزن / العمر
النضج: Lm 8.8, range 7 - 11 cm
Max length : 12.6 cm SL ذكر/ مختلط الجنس; (Ref. 52872)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
Distinguished from the sympatric Coregonus albula, the geographically close Coregonus lucinensis and the spring spawning Coregonus trybomi by: scales in lateral line 69-77 + 3; interorbital distance 25-30% of dorsal head length; head width between dorsal end of opercular openings 8.2-9.7% SL; body depth at dorsal fin origin 16.4-21.2% SL; length of last gill raker in upper branch of first gill arch 120-186% of opposite outer gill filament; 11-18% of dorsal head length; pelvic and pectoral fins hyaline; slow growth, mature females 8.7-12.6 cm SL (Ref. 52872).
Body shape (shape guide): elongated.
Found in lakes, inhabiting deep water layers of 20-60 m. Undertakes migration above 20 m at night (Ref. 59043). Most abundant below 20 m depth (Ref. 52872). Syntopic with Coregonus albula in Lake Stechlin (Ref. 52872). Feeds mainly on Cladocera and Copepoda (Ref. 59043).
دورة الحياة وسلوك التزاوج
النضج | التكاثر | وضع البيض | بيض | الخصوبة | اليرقات
Schulz, M. and J. Freyhof, 2003. Coregonus fontanae, a new spring-spawning cisco from Lake Stechlin, northern Germany (Salmoniformes: Coregonidae). Ichthyol. Explor. Freshwat. 14(3):209-216. (Ref. 52872)
حالة القائمة الحمراء للاتحاد الدولي لحفظ الطبيعة والموارد الطبيعية (Ref. 130435: Version 2025-2 (Global))
استخدامات بشرية
أدوات
تقارير خاصة
تنزيل XML
مصادر علي الأنترنت
تقديرات تستند إلى النماذج
مؤشر التنوع الشُعبي الوراثي (مرجع 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00457 (0.00194 - 0.01077), b=3.13 (2.92 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
مستوى غذائي (مرجع 69278) |
3.3 ±0.3 se; based on size and trophs of closest relatives |
المرونه (مرجع 120179) |
عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.). |
ضعف الصيد (Ref. 59153) |
Low to moderate vulnerability (28 of 100). 🛈 |