This website uses cookies to enhance your browsing experience and ensure the functionality of our site. For more detailed information about the types of cookies we use and how we protect your privacy, please visit our Privacy Information page.
×
Cookie Settings
This website uses different types of cookies to enhance your experience. Please select your preferences below:
Symphysodon aequifasciatus, Blue discus : fisheries, aquarium
> Cichliformes (Cichlids, convict blennies) > Cichlidae (Cichlids) > Cichlasomatinae
Etymology: Symphysodon:Greek, syn, symphysis = grown together + Greek, odous = teeth (Ref. 45335). More on author: Pellegrin.
Taxonomic Remarks Symphysodon haraldi Schultz, 1960 is considered as valid in CofF ver. June 2011 according to Bleher et al., 2007 (Ref. 91099) and Bleher, 2011(Ref. 91101).
محیط زیست: محیط زیست / منطقه آب و هوایی / تغييرات عمق / محدوده توزیع 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: 5.0 - 8.0; dH range: 0 - 12. Tropical; 26°C - 30°C (Ref. 30491); 1°S - 3°S
South America: eastern Amazon River, lower reaches of Amazon River and affluents east of the confluence of the Negro and Solimões Rivers.
اندازه / وزن / سن
بلوغ: Lm? range ? - ? cm Max length : 13.7 cm SL جنس نر / بدون خواص جنسي; (Ref. 36377)
In deep, rocky areas in crevices and among roots. Normally in schools, but territorial during breeding season. Feeds on insect larvae, insects, and planktonic invertebrates. Aquarium keeping: in groups of 5 or more individuals; keep pairs in small tanks for breeding; minimum aquarium size 120 cm (Ref. 51539).
چرخه زندگی و رفتار جفتگیری بلوغ | تولید مثل | تخم ریزی | تخم ها | باروری | توزاد ( لارو)
شاخص تنوع فیلوژنتیکی (مرجع 82804): PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02692 (0.01211 - 0.05983), b=3.02 (2.83 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
سطح تروفیک (مرجع 69278): 3.3 ±0.44 se; based on food items.
جهندگی (مرجع 120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.).
آسیبپذیری ماهیگیری (Ref. 59153): Low vulnerability (10 of 100). 🛈
