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Aulonocara nyassae Regan, 1922

Emperor cichlid
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Image of Aulonocara nyassae (Emperor cichlid)
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drawing shows typical species in Cichlidae.


Tanzania country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/tz.html
National Fisheries Authority: http://www.isp.msu.edu/AFRICANSTUDIES/PLEA/TAFIRI.HTM
Occurrences: Occurrences Point map
Main Ref: Eccles, D.H. and E. Trewavas, 1989
National Database:

Common names from other countries

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

Teleostei > Cichliformes (Cichlids, convict blennies) 鱸形目 (Cichlids, convict blennies) > Cichlidae (Cichlids) 慈鯛科魚類 (Cichlids) > Pseudocrenilabrinae
Etymology: Aulonocara: Greek, aulos = flute + Greek, kara = face, head (Ref. 45335).
  More on author: Regan.

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

; 淡水 底中水層性; 深度上下限 15 - ? m.   熱帶; 9°S - 15°S

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

Africa: Endemic to Lake Malawi. Aulonocara nyassae is only known by the holotype and never recorded since it was described.
非洲: 馬拉威湖的特有種。 由於它被描述, Aulonocara nyassae 是只有正模式標本而且從不記錄了。

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 8.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 4975)

生物學特性     字彙 (例如 epibenthic)

Observed over sand in the vicinity of rocks, possibly for breeding purposes only. Feeds on sand-dwelling invertebrates (Ref. 5595).

在鄰近岩石觀察沙子之上, 可能地只為了繁殖目的。 吃棲息於砂中的無脊椎動物.(參考文獻 5595)

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

非洲: 馬拉威湖的特有種。 由於它被描述, Aulonocara nyassae 是只有正模式標本而且從不記錄了。

主要參考資料 Upload your references | 參考文獻 | 合作者 : Kullander, Sven O. | 合作者

Maréchal, C., 1991. Aulonocara. p. 11-17. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 4975)

IUCN 瀕危狀態 (Ref. 130435)

  近危 (NT) (B1a); Date assessed: 22 June 2018

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的




人類使用

漁業: 沒有興趣; 水族館: 商業性
FAO(Publication : search) | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00700 - 0.03275), b=2.97 (2.80 - 3.14), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
營養階層 (Ref. 69278):  3.5   ±0.37 se; based on food items.
回復力 (Ref. 120179):  中等的, 族群倍增時間最少 1.4 - 4.4年 (Assuming Fec<1000).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).