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Cyclothone microdon (Günther, 1878)

Veiled anglemouth
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Native range | All suitable habitat | Point map | Year 2050
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Cyclothone microdon   AquaMaps   Data sources: GBIF OBIS
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Image of Cyclothone microdon (Veiled anglemouth)
Cyclothone microdon
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New Zealand country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Voucher specimen(s) held at the NMNZ. Also Ref. 89275.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/nz.html
National Fisheries Authority: http://www.fish.govt.nz/
Occurrences: Occurrences Point map
Main Ref: Paulin, C., A. Stewart, C. Roberts and P. McMillan, 1989
National Database:

Common names from other countries

Small-toothed portholefish, Smalltooth bristlemouth, Scaled eye-nosed fish, ... more

分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa

> Stomiiformes (Lightfishes and dragonfishes) > Gonostomatidae (Bristlemouths)
Etymology: Cyclothone: Greek, kyklothen, in circle, around (Ref. 45335);  microdon: microdon meaning small toothed (Ref. 6885).
  More on author: Günther.

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

海 深海浮遊性; 深さの範囲 200 - 5301 m (Ref. 58426), usually 500 - 2700 m (Ref. 82363).   Deep-water; 67°N - 45°S, 180°W - 180°E

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Widely distributed in all Atlantic, tropical and austral Indian and Pacific Oceans (Ref. 4463). Southern Ocean: probably circum-Antarctic between the Antarctic Polar Front and the Antarctic continental shelf (Ref. 5162).

Length at first maturity / サイズ / 重さ / 年齢

Maturity: Lm 3.3, range 3 - 3.5 cm
Max length : 7.6 cm TL オス/雌雄の選別がない; (Ref. 4925)

簡単な記述 検索表 | 形態学 | 形態計測学

背面の脊椎 (合計) : 0; 背鰭 (合計) : 13 - 15; 肛門の骨: 0; 臀鰭: 17 - 20. Brown to brown-black in color; dense stellate pigment over head, body and fins (Ref. 3991).

生物学     用語集 (例 epibenthic)

An oceanic, deep mesopelagic to bathypelagic species (Ref. 4769). Precise depth range dependent upon developmental stage, latitude, season (Ref. 4769). Doest not exhibit diel vertical migrations (Ref. 4769). A non-seasonal breeder with no recognizable age-cohorts (Ref. 82363). Feeds mainly on copepods (Ref. 4769).

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

Protandrous, sex reversal observed in the eastern North Atlantic (Ref. 5162). Sex reversal at 22-24 mm SL (Ref. 4769).

主な参考文献 Upload your references | 参考文献 | コーディネーター | 協力者

Quéro, J.-C., J.C. Njock and M.M. de la Hoz, 1990. Gonostomatidae. p. 283-292. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4463)

IUCNのレッドリストの状況は (Ref. 130435)

  軽度懸念 (LC) ; Date assessed: 22 May 2013

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Harmless




Human uses

水産業: 興味がない
FAO(Publication : search) | FishSource |

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Estimates based on models

Preferred temperature (Ref. 115969): 1.8 - 8.2, mean 3.2 (based on 7820 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5001   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00171 - 0.00885), b=2.99 (2.79 - 3.19), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
栄養段階 (Ref. 69278):  3.0   ±0.13 se; based on food items.
回復力 (Ref. 120179):  手段, １．４年～４．４年の倍増期間の最小個体群 (Assuming tm>1; Fec=2,000-10,000).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).