分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
板鰓亜鋼(サメとエイ類) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Squalidae (Dogfish sharks)
Etymology: Squalus: Genus name from Latin 'squalus' meaning shark (Ref. 6885, 27436); shiraii: Named for Dr. Shigeru M. Shirai, Japanese ichthyologist from Tokyo University of Agriculture, for his valuable contributions to Systematics of Squaliformes..
Environment: milieu / climate zone / depth range / distribution range
生態学
海; 深さの範囲 310 - 390 m (Ref. 122378). Subtropical
Northwest Pacific: Japan
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 68.5 cm TL オス/雌雄の選別がない; (Ref. 122378); 77.0 cm TL (female)
簡単な記述
形態学 | 形態計測学
脊つい: 120 - 123. This species is distinguished from S. mitsukurii by the following characters: colour of body brown dorsally; caudal fin with ventral and dorsal tips markedly tapered and broadly white; dermal denticles uniscuspidate and lanceolate; larger number of vertebrae, precaudal 91-94, total 120-123 (vs. body dark grey to black; caudal fin with ventral and dorsal tips rounded and not white in colour; denticles tricuspidate and rhomboid; precaudal 86-90 and total 116-117 S. mitsukurii) (Ref. 122378).
Found in shallow waters of the upper continental slope (Ref. 122378).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Viana, S.T.F.L. and M.R. de Carvalho, 2020. Squalus shiraii sp. nov. (Squaliformes, Squalidae), a new species of dogfish shark from Japan with regional nominal species revisited. Zoosystematics and Evolution 96(2):275-311. (Ref. 122378)
Human uses
より多くの情報
共通名の類義語代謝捕食動物生態毒性繁殖成熟放精卵の集合体生産力卵卵の開発
Age/Size成長体長-重さLength-length体長組成形態計測学形態学幼生幼生の動力補充豊度BRUVS
参考文献水産養殖水産養殖の紹介緊張遺伝子のElectrophoreses遺伝病気行列NutrientsMass conversion
協力者画像Stamps, Coins Misc.音シガテラ（食中毒の名前）速度泳ぐ 型式カマOtoliths脳視覚
用具
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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 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00339 (0.00162 - 0.00707), b=3.10 (2.93 - 3.27), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 4.3 ±0.3 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低い, ４．５年～１４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (51 of 100).
![Image of Squalus shiraii (Shirai\](/images/thumbnails/gif/tn_SQUALIT0.gif "Image of Squalus shiraii (Shirai\")