Ptereleotris evides, Blackfin dartfish : aquarium

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Ptereleotris evides (Jordan & Hubbs, 1925)

Blackfin dartfish
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Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Ptereleotris evides   AquaMaps   Data sources: GBIF OBIS
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分類 / Names 共通名の | 類義語 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

条鰭類 > Perciformes (Perch-likes) > Microdesmidae (Wormfishes) > Ptereleotrinae
Etymology: Ptereleotris: Greek, pteron = wing, fin + The name of a Nile fish, eleotris (Ref. 45335).  More on authors: Jordan & Hubbs.

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

; 海 関連する礁; 深さの範囲 2 - 15 m (Ref. 1602), usually 2 - 15 m (Ref. 27115).   Tropical; 21°C - 27°C (Ref. 27115); 30°N - 30°S, 32°E - 150°W

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

Indo-Pacific: Red Sea and East Africa (Ref. 2798) to the Line and Society islands, north to the Ryukyu and Ogasawara islands, south to New South Wales, Lord Howe Island, and Rapa.

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 14.0 cm TL オス/雌雄の選別がない; (Ref. 9710)

簡単な記述 形態学 | 形態計測学

背面の脊椎 (合計): 7; 背鰭 (合計): 23-26; 肛門の骨 1; 臀鰭: 23 - 26; 脊つい: 26. Light bluish gray in life, shading posteriorly to black; snout blackish; operculum with iridescent blue markings. Chin with a low fleshy protuberance, narrowing posteriorly to a low longitudinal fold. Caudal fin lobes blackish to dark reddish, broad centro-posterior region of fin whitish to yellowish; 1st dorsal fin dull orangish; 2nd dorsal and anal fins largely blackish; pectoral base with an orange to orange-red bar edged in blue. Juveniles with an oval black spot larger than eye at lower base of caudal fin.

生物学     用語集 (例 epibenthic)

Occurs in outer reef slopes, also inhabits lagoons and bays. Usually in pairs as adults and in small aggregations as juveniles, Ref. 48637. Monogamous (Ref. 52884). Feeds on zooplankton while hovering 1 to 2 m above the bottom. Swims away from danger rather than retreat to its burrow.

Life cycle and mating behavior 成熟 | 繁殖 | 放精 | | 生産力 | 幼生

Monogamous mating is observed as both obligate and social (Ref. 52884).

主な参考文献 Upload your references | 参考文献 | コーディネーター : Randall, John E. | 協力者

Randall, J.E. and D.F. Hoese, 1985. Revision of the Indo-Pacific dartfishes, genus Ptereleotris (Perciformes: Gobioidei). Indo-Pac. Fish. (7):36 p. (Ref. 528)

IUCNのレッドリストの状況は (Ref. 120744)

  軽度懸念 (LC) ; Date assessed: 12 March 2015

CITES (Ref. 118484)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Harmless





Human uses

水族館・水槽: 商業
FAO(Publication : search) | FishSource |

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シガテラ(食中毒の名前)
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インターネットの情報源

Estimates based on models

Preferred temperature (Ref. 115969): 25.8 - 29.3, mean 28.5 (based on 2808 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm Total Length, based on all LWR estimates for this body shape (Ref. 93245).
栄養段階 (Ref. 69278):  3.4   ±0.45 se; Based on food items.
回復力 (Ref. 120179):  .
弱み (Ref. 59153):  Low vulnerability (10 of 100) .