Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 9 - 310 m (Ref. 58496). Temperate; - 47°N
Eastern Pacific: Bering Sea coast of Alaska to Puget Sound, Washington, USA.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 10.2 cm SL mâle / non sexé; (Ref. 27436)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 9 - 10; Rayons mous dorsaux (Total) : 15 - 17; Épines anales: 0; Rayons mous anaux: 12 - 14. Caudal fin well rounded; pelvic fins small, frequently curved (Ref. 6885). Color dark olive gray or brown on dorsal surface, lighter below; dark saddles, usually four, across body; fine dark brown bars on head and all fins except anal; black spots on the fringe of the dorsal fin dark in males (Ref. 6885).
Found on soft or shell bottoms (Ref. 2850). Feeds on shrimps (Ref. 4925). Occurs at minimum depth of 9 m (Ref. 06885).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 1.1 - 8, mean 5 °C (based on 261 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [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 (Ref.
69278): 3.6 ±0.59 se; based on food items.
Résilience (Ref.
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).
