Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Temperate
Europe: Lake Neuchâtel, Switzerland (Ref. 56679). Extinct (Ref.59043).
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm SL macho/indeterminado; (Ref. 59043)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Distinguished from congeners in central Europe by the following characters: males with pelvic fin reaching to anus; flank yellowish, fins without white margins; mouth subinferior, lower jaw included in upper jaw; snout blunt; eye diameter 1.0-1.1 times in interorbital distance, 24-25% HL; body depth at anal origin 13-16% SL; and 21-23 gill rakers (Ref. 59043).
Inhabits lake in deep area, below 80 m. Feeds predominantly on insect larvae, snails, crustaceans and fish eggs (Ref. 59043).
Life cycle and mating behavior
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Kottelat, M. and J. Freyhof, 2007. Handbook of European freshwater fishes. Publications Kottelat, Cornol and Freyhof, Berlin. 646 pp. (Ref. 59043)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Ameaça para o homem
Harmless
Utilização humana
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da 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=0.00977 (0.00468 - 0.02039), b=3.04 (2.87 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).