分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Osmeriformes (Freshwater smelts) >
Osmeridae (Smelts)
Etymology: Hypomesus: Greek, hypo = under + Greek,mesos = a half (Ref. 45335); nipponensis: From the Japanese name for the Kuril Island chain..
Environment: milieu / climate zone / depth range / distribution range
生態学
海; 新鮮な水; 汽水性の; 昇流魚 (Ref. 51243). Temperate
Asia: Japan to the Korean Peninsula (not confirmed by Ref. 33312). USA report adverse ecological impact after introduction.
Length at first maturity / サイズ / 重さ / 年齢
Maturity: Lm 6.5, range 6 - 7 cm
Max length : 17.0 cm TL オス/雌雄の選別がない; (Ref. 5723)
背面の脊椎 (合計) : 0; 背鰭 (合計) : 8 - 10; 肛門の骨: 0; 臀鰭: 12 - 19; 脊つい: 53 - 57. Vomer T-shaped with well-developed posterior process; periphery of glossohyal bone with single row of conical teeth, central part toothless; gill rakers 10(7-11) + 23(20-25) = 32(29-36); pyloric caeca 4(1-6); base of adipose fin less then 20% of head length; eye large; adipose eyelid absent.
Found in open water of impoundments and their tributaries, in fresh and brackish water. Primarily a brackish water species (Ref.33312). Anadromous (Ref. 37812).
Saruwatari, T., J.A. López and T.W. Pietsch, 1997. A revision of the ormerid genus Hypomesus Gill (Teleostei: Salmoniformes), with a description of a new species from the southern Kuril Islands. Species Diversity 2:59-82. (Ref. 33312)
人間に対する脅威
Potential pest (Ref. 13364)
Human uses
水産業: 商業; 水産養殖: 商業
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
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5313 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00223 - 0.00678), b=3.14 (2.98 - 3.30), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
栄養段階 (Ref.
69278): 3.3 ±0.4 se; based on diet studies.
回復力 (Ref.
120179): 高い, １５か月以下の倍増期間の最小個体群 (tm=1; Fec = 1,033; post-spawning mortality almost 100%).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
