分類 / Names
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Argentiniformes (Marine smelts) >
Argentinidae (Argentines or herring smelts)
Etymology: Glossanodon: Greek, glossa = tongue + Greek, anodos = without teeth (Ref. 45335); kotakamaru: Named for the National Research Institute of Fisheries Science research vessel Kotaka-maru, from which the paratypes and many other scientific specimens from Tosa Bay were collected..
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の漂泳性; 深さの範囲 146 - 300 m (Ref. 84005). Deep-water
Northwest Pacific: Japan.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 12.5 cm SL (female)
簡単な記述
検索表 | 形態学 | 形態計測学
背鰭 (合計) : 12 - 13; 臀鰭: 11 - 13; 脊つい: 49 - 50. This species is unique in having the following set of characters: D 12-13; A 11-13; pectoral-fin rays 21-23; pelvic-fin rays 13-14; branchiostegal rays 5; gill-rakers on first arch 37-40; vertebrae
49-50; small conical teeth on middle of lower jaws 2-4, teeth on tongue and 1-3; predorsal 48-49% SL; prepectoral 29-30% SL; prepelvic 55-56% SL; distance from pelvic to anal-fin origins 30-31% SL; caudal peduncle depth 5.5-5.9%; HL and 29-30% SL; eye diameter 32-33% HL; snout length 33% HL; maxillary depth 12% HL; anus immediately anterior to anal-fin origin; large black blotches on upper and lower opercular region 2; a black longitudinal stripe running dorsal to lateral line; pigmented isthmus to thorax and fin bases; no melanophores externally on chest to anus (Ref. 84005).
Occurs over muddy and sandy bottoms, at depths of about 150-300 m; young specimens
collected at 146-234 m (Ref. 84005).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Endo, H. and K. Nashida, 2010. Glossanodon kotakamaru, a new Argentine fish from southern Japan (Protacanthopterygii: Argentinidae). Bull. Natl. Mus. Nat. Sci., Ser. A, (Suppl. 4):119-127. (Ref. 84005)
Human uses
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 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00363 (0.00163 - 0.00807), b=3.17 (2.98 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
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).
