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Psednos gelatinosus Chernova, 2001

Gelatinous dwarf snailfish
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Psednos gelatinosus   AquaMaps   Data sources: GBIF OBIS
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Image of Psednos gelatinosus (Gelatinous dwarf snailfish)
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drawing shows typical species in Liparidae.

分類 / Names 俗名 | 同種異名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Perciformes/Cottoidei (Sculpins) 鮋形目 (Sculpins) > Liparidae (Snailfishes) 獅子魚科 (Snailfishes)
Etymology: Psednos: Greek, psednos, -e, -on = rare (Ref. 45335);  gelatinosus: The name gelatinosus refers to the great development of subcutaneous gelatinous tissue in this species (Ref. 42989).
More on author: Chernova.

Environment: milieu / climate zone / depth range / distribution range 生態學

海洋 深海區的; 深度上下限 0 - 650 m (Ref. 42989). 深水域

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

Northeast Atlantic: off southeast Greenland.
東北大西洋: 外海的格陵蘭東南部。

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 6.5 cm TL 雄魚/尚未辨別雌雄; (Ref. 42989)

簡短描述 檢索表 | 型態特徵 | 形態測量圖

背的軟條 (總數) : 38; 臀鰭軟條: 35. No coronal pore, 6 preoperculo-mandibular and 2 suprabranchial pores; head large (29% SL), eye small (17.4% HL), mouth slightly oblique and short (cleft reaching below anterior margin of eye); dorsal and anal fins overlap 2/3 of caudal fin; body greatly gelatinous; color pale with dark margins near middle of dorsal and anal fins.
沒有冠孔,6個前鰓蓋-顎骨與 2個鰓前孔; 頭部大的 (29% SL), 眼小的 (17.4% HL), 嘴些微斜與短的 (裂縫延伸到眼的前緣下);(劈開延伸到眼的前緣下) 背鰭與臀鰭重疊尾鰭中的 2/3; 身體非常凝膠狀; 色彩灰白的在背鰭與臀鰭的中央的附近有黑邊。

生物學特性     字彙 (例如 epibenthic)

Collected from midwater (Ref. 42989). Reported maximum length of 3 cm SL based on a juvenile specimen (Ref. 42989). Preliminary maximum length assumed as 6.5 cm TL.

採集自中層水域了。 (參考文獻 42989) 最大的長度以一件幼年的標本為依據.(參考文獻 42989)

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚

東北大西洋: 外海的格陵蘭東南部。

主要參考資料 Upload your references | 參考文獻 | 合作者 | 合作者

Chernova, N., 2001. A review of the genus Psednos (Pisces, Liparidae) with description of ten new species from the north Atlantic and southwestern Indian Ocean. Bull. Mus. Comp. Zool. 155(10):477-507. (Ref. 42989)

IUCN 瀕危狀態 (Ref. 130435)

  未評估 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的





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FAO - Publication: search | FishSource |

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Estimates based on models

Preferred temperature (Ref. 123201): -0.6 - 3.3, mean 0.6 °C (based on 139 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
營養階層 (Ref. 69278):  3.3   ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref. 120179):  中等的, 族群倍增時間最少 1.4 - 4.4年 (Fecundity assumed < 1000).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).