分類 / Names
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Osmeriformes (Freshwater smelts) >
Retropinnidae (New Zealand smelts) > Retropinninae
Etymology: Retropinna: Latin, retro = backwards, on the back side + Latin, pinna = thorn (Ref. 45335).
More on author: Richardson.
Environment: milieu / climate zone / depth range / distribution range
生態学
海; 新鮮な水; 汽水性の 底生の; 昇流魚 (Ref. 51243). Subtropical; 34°S - 47°S (Ref. 26213)
Southwest Pacific: endemic to New Zealand.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 8.6 cm FL オス/雌雄の選別がない; (Ref. 13730)
Migrates into estuaries and lower reaches of rivers during spring.
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
McDowall, R.M., 1990. Freshwater fishes and fisheries of New Zealand -The angler's el dorado. Aquat. Sci. 2(2):281-341. (Ref. 11115)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-1)
Human uses
水産業: 興味がない; 餌: usually
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 = 0.6406 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.2 ±0.2 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 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
