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) >
Liparidae (Snailfishes)
Etymology: Psednos: Greek, psednos, -e, -on = rare (Ref. 45335); nemnezi: Named patterned from the initials NMNZ, the National Museum of New Zealand Te Papa Tongarewa..
Environment: milieu / climate zone / depth range / distribution range
生態学
海 深海浮遊性; 深さの範囲 830 - 960 m (Ref. 92437). Deep-water
Southwest Pacific: Chatham Rise, New Zealand.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 9.0 cm SL オス/雌雄の選別がない; (Ref. 92437)
簡単な記述
検索表 | 形態学 | 形態計測学
背鰭 (合計) : 49 - 50; 臀鰭: 43 - 44; 脊つい: 58 - 59. This species is distinguished by the following characters: vertebrae 58-59; pectoral fin rays 16; pyloric caeca 6-10; prominent occipital hump; mouth angle about 60°; tiny and slender premaxillary teeth, sharp canines with slight shoulders, in a narrow band of about 40 oblique rows of up to 7 teeth each; short gill opening, above pectoral and in front of 1-2 rays, its length less than 1/5 HL; opercle a broad sword-like blade extending ventrally with a shallow curve posteriorly, its tip a sharp spine reaching posterior to pectoral fin base; symphyseal pores without raised rim, small, widely separated, fragile; absent coronal pore; rays of upper and lower pectoral fin lobes free for a significant proportion of their length; abdominal cavity length behind pectoral symphysis about 20% SL, almost equal to HL (Ref. 92437).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Stein, D.L., 2012. A review of the snailfishes (Liparidae, Scorpaeniformes) of New Zealand, including descriptions of a new genus and sixteen new species. Zootaxa 3588:1-54. (Ref. 92437)
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00237 - 0.01161), b=3.15 (2.96 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.4 ±0.5 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).
