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Pseudotropheus johannii Eccles, 1973

Bluegray mbuna
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Image of Pseudotropheus johannii (Bluegray mbuna)
Pseudotropheus johannii
Male picture by Hagblom, F.

رده بندی / Names اسامي عام | مترادف | Catalog of Fishes(جنس, گونه ها) | ITIS | CoL | WoRMS | Cloffa

> Cichliformes (Cichlids, convict blennies) > Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Pseudotropheus: Greek, pseudes = false + Greek, tropaion = defeat, a memorial of a fighting war, trophy; because of their specialized teeth were such an obvious feeding adaptation (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range بوم شناسي

; آب شيرين موجوداتی که در محدوده وسیعی از آبهای آزاد از نزدیک بستر و یا روی کف بستر، در قسمت های میان آبی تا سطح آب و در برخی گونه ها با قابلیت پرواز، زندگی و تغذیه می کنند.; pH range: 8.0 - 8.0; dH range: 9 - 19. Tropical; 22°C - 25°C (Ref. 1672); 13°S - 14°S

پراكنش كشورها | مناطق سازمان خوار و بار جهاني (FAO) | Ecosystems | ظهور | Point map | معرفي | Faunafri

Africa: endemic to Lake Malawi. Occurs in Masinje Rocks, Cape Ngombo.

Size / Weight / سن

Maturity: Lm ?  range ? - ? cm
Max length : 10.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 5663)

توصيف مختصر كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري

Males are brilliant sky blue to dark blue; the colors show a "checkerboard" pattern with alternating light and dark patches; several light-colored "egg spots" on their anal fin; females and juveniles bright yellow-orange in color (Ref. 44091).

زيست شناسي     واژه نامه (بعنوان مثال epibenthic)

Found in rocky habitats of shoreline areas (Ref. 58302). Omnivorous and feed on both plant and animal matter (Ref. 44091).

Life cycle and mating behavior Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)

Maternal mouthbrooders; males establish territories and maintain a harem of females; female deposits eggs and picks them up in the mouth for incubation; male spreads out his anal fin showing the "eggs pots"; the females mistake these spots for her eggs and try to also take them inside her mouth; the male then releases his milt and the female takes them in, thus fertilizing the eggs inside her mouth (Ref. 44091).

مآخذ اصلی Upload your references | مراجع | هماهنگ كننده : Kullander, Sven O. | همكاران

Maréchal, C., 1991. Melanochromis. p. 258-265. 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. 5663)

وضعيت در فهرست قرمز IUCN (Ref. 130435)

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