Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βενθικό(ς); εύρος βάθους 9 - 310 m (Ref. 58496). Temperate; - 47°N
Eastern Pacific: Bering Sea coast of Alaska to Puget Sound, Washington, USA.
Μέγεθος / Βάρος / Age
Maturity: Lm ? range ? - ? cm
Max length : 10.2 cm SL αρσενικό/απροσδιόριστο; (Ref. 27436)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Ραχιαίες άκανθες (συνολικά) : 9 - 10; Μαλακές ραχιαίες ακτίνες (συνολικά) : 15 - 17; Εδρικές άκανθες: 0; Μαλακές εδρικές ακτίνες: 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
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
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=0.00676 (0.00300 - 0.01523), b=3.17 (2.98 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.6 ±0.59 se; based on food items.
Ελαστικότητα (Ref.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
