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Gymnapogon janus Fraser, 2016

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Image of Gymnapogon janus
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drawing shows typical species in Apogonidae.


Philippines country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: never/rarely | Ref:
Regulations: no regulations | Ref:
Uses: no uses
Comments: Type locality of Gymnapogon janus, Visayan Sea between northern Negros & Masbate Islands, southeast of Sicogon I. Also collected from San Januico Strait, North of Nababuy Island (Reef); Off East Coast of Leyte Island, during the 'Albatross' Philippine Expedition, 1907-1910, 13 Apr 1908, using dynamite at 1-3 m depth (Ref. 107874).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/rp.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Fraser, T.H., 2016
National Database:

Common names from other countries

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

Teleostei > Kurtiformes (Nurseryfishes, cardinalfishes.) 鱸形目 (Nurseryfishes, cardinalfishes.) > Apogonidae (Cardinalfishes) 天竺鯛科 (Cardinalfishes) > Pseudamiinae
Etymology: Gymnapogon: Greek, gymnos = naked + Greek, pogon = beard (Ref. 45335);  janus: Named after Janus, the Roman god of gates and doors, represented by two faces, referring to the rounded caudal fin when scales have been sloughed off for some specimens of Pseudamia but with internal characters and preopercle spine of Gymnapogon..

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

海洋 底中水層性; 深度上下限 0 - 38 m (Ref. 107874).   

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

Western Central Pacific: Philippines.

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 6.3 cm SL 雄魚/尚未辨別雌雄; (Ref. 107874)

簡短描述 檢索表 | 型態特徵 | 形態測量圖

背棘 (總數) : 7; 背的軟條 (總數) : 10; 臀棘: 2; 臀鰭軟條: 9 - 10; 脊椎骨: 24. This species is distinguished by the following characters: A 9-10 with anterior-most ray unbranched; D 10, the two anterior-most rays unbranched; pectoral fins 14, 9 branched and 5 unbranched; caudal fin rounded, principal caudal rays 17. 15 branched; vomer with one row of two villiform teeth on each side (Ref. 107874).

生物學特性     字彙 (例如 epibenthic)


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


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

Fraser, T.H., 2016. A new species of cardinalfish (Gymnapogon, Gymnapogonini, Apogonidae, Percomorpha) from Philippines. Zootaxa 4107(3):431-438. (Ref. 107874)

IUCN 瀕危狀態 (Ref. 130435)

  未評估 

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

 




人類使用

FAO(Publication : search) | FishSource |

更多資訊

Trophic ecology
食物相
Diet compositions
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捕食者
Ecology
生態學
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Length-weight rel.
Length-length rel.
長度-頻率
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繁殖
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仔魚
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網路資源

Aquatic Commons | BHL | Cloffa | Websites from users | 檢查 FishWatcher | CISTI | Catalog of Fishes(, ) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(基因組, 核甘) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | 樹狀分類階層 | Wikipedia(, 搜尋) | World Records Freshwater Fishing | Zoobank | 動物學的記錄

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = No PD50 data   [Uniqueness, from 0.5 = low to 2.0 = high].
營養階層 (Ref. 69278):  3.4   ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref. 120179):  高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).