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Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Ruscarius: Latin, ruscarius, -a- um = with tangled hair.
Eponymy: Dr Charles William Creaser (1897–1965) was an ichthyologist who was at the Museum of Zoology, University of Michigan (1923) and where he was awarded his Doctorate (1926). [...] (Ref. 128868), visit book page.
More on author: Hubbs.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser demersal; tiefenbereich 0 - 27 m. Subtropical; 37°N -
Eastern Central Pacific: Carmel Bay in central California, USA to central Baja California, Mexico.
Size / Gewicht / Alter
Maturity: Lm ?  range ? - ? cm
Max length : 7.6 cm TL Männchen/unbestimmt; (Ref. 2850)
Found from intertidal areas to 27 m depth. A rare species (Ref. 2850).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
IUCN Rote Liste Status (Ref. 130435: Version 2024-2)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Preferred temperature (Ref.
123201): 15.6 - 25.9, mean 19 °C (based on 136 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00344 - 0.02648), b=3.09 (2.85 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).