Environment: milieu / climate zone / profondeur / distribution range
Écologie
; eau douce benthopélagique. Temperate
Europe: streams of Rhine and Meuse drainages, in Rhine extending upriver (southwards) to about Mannheim, including tributaries of River Main and Neckar in Germany.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 10.0 cm SL mâle / non sexé; (Ref. 89113)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous anaux: 11 - 14. Differs from other species of Cottus in North Sea basin by the combination of the following characters, none of them unique: no distinct transverse bands on pelvic fin; prickling on body absent or only under pectoral fin; base of first dorsal fin with faint black blotches at anterior and posterior extremities; depth of caudal peduncle 26-31% HL; lateral line complete; and unique molecular markers (Ref. 55856).
Body shape (shape guide): elongated.
Inhabits small, cold streams with gravel bottom (Ref. 59043).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Keith, P., H. Persat, E. Feunteun and J. Allardi, 2011. Les poissons d'eau douce de France. Biotope, Mèze; Muséum national d'Histoire naturelle, Paris (collection Inventaires et biodiversité), 552 p. (Ref. 89113)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00281 - 0.01234), b=3.15 (2.97 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
🛈