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Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Ascelichthys: Greek, askeles, -es, -es = tough, dry, hard (Ref. 45335); rhodorus: Ascelichthys literally a fish w/o legs=pelvic fins; rhodorus rose margin, referring to the color of the lips (Ref. 4930).
More on authors: Jordan & Gilbert.
Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
marino demersale. Temperate; 59°N - 34°N
Eastern Pacific: Sitka, Alaska to San Mateo, central California, USA.
Size / Peso / Age
Maturità: Lm ?  range ? - ? cm
Max length : 15.0 cm TL maschio/sesso non determinato; (Ref. 2850)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 7 - 10; Raggi dorsali molli (totale) : 17 - 20; Spine anali: 0; Raggi anali molli: 13 - 16. Caudal well rounded.
Body shape (shape guide): elongated.
Intertidal (Ref. 31184) and inhabits tide pools and rocky inshore areas on exposed coasts (Ref. 2850). May remain out of water under rocks or seaweeds (Ref. 31184). Breathes air when out of water (Ref. 31184).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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: Version 2025-1)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Fonte Biblio.
123201): 9 - 12.8, mean 10.4 °C (based on 139 cells).
Phylogenetic diversity index (Fonte Biblio.
82804): PD
50 = 1.0000 [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).
Trophic level (Fonte Biblio.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Resilienza (Fonte Biblio.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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