Common names from other countries
分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Perciformes/Cottoidei (Sculpins) >
Rhamphocottidae (Grunt sculpins)
Etymology: Rhamphocottus: Greek, rhamphos = bill, peak + Greek, kottos = a fish without identificaction (Ref. 45335); richardsonii: Named after John Richardson, naturalist and explorer (Ref. 6885).
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の; 深さの範囲 0 - 165 m (Ref. 2850). Temperate; 66°N - 32°N
North Pacific: Japan to Alaska and at least Santa Monica Bay, southern California, USA.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 8.9 cm TL オス/雌雄の選別がない; (Ref. 48784)
背面の脊椎 (合計) : 7 - 8; 背鰭 (合計) : 12 - 13; 肛門の骨: 0; 臀鰭: 6 - 7. Caudal fin well rounded.
Inhabits intertidal areas and to 165 m depth, in tide pools and rocky areas but also sand bottoms (Ref. 2850). Frequently observed taking shelter in empty shells, including those of the giant barnacle, Balanus nubilis, and discarded bottles and cans (Ref. 48784). Young feed on zooplankton and invertebrate and fish larvae; adults feed also feed on crustaceans (Ref. 28499). May use its pectoral fins to crawl over rocks and seaweed (Ref. 6885).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
A female chases a male into a rock crevice. She keeps him there until she lays her eggs (Ref. 28499).
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)
CITES (Ref. 128078)
Not Evaluated
Human uses
水産業: 商業; 水族館・水槽: 公共の水族館
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
115969): 4.7 - 15.9, mean 8.9 (based on 558 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm Total Length, based on all LWR estimates for this body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.4 ±0.37 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
