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Characiformes (Characins) >
Alestidae (African tetras)
Etymology: Micralestes: Greek, mikros = small + Greek,lestes = thief (Ref. 45335).
Eponymy: Lieutenant Maurice Joseph Auguste Marie Raphael Storms (1875–1941) is described in Boulenger’s cryptic etymology as “…a cousin of the late Raymond Storms, so well-known for his important contributions to paleoichthyology”. [...] (Ref. 128868), visit book page.
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
; স্বাদু পানি ভাসমান ; pH range: 6.0 - 7.6; dH range: 18 - 25. Tropical; 22°C - 26°C (Ref. 2059)
Africa: widely distributed in the Congo River basin (Ref. 42032) in Central African Republic (Ref. 45441) and Democratic Republic of the Congo (Ref. 42032). Also reported from the Rusizi and Malagarasi in Burundi (Ref. 98755), the Lake Chad basin in Central African Republic (Ref. 83569) and the Lake Tanganyika basin in Tanzania (Ref. 4967).
আকৃতি / ওজন / Age
Maturity: Lm ? range ? - ? cm
Max length : 10.0 cm SL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 4967)
পৃষ্ঠীয় কাঁটা (মোট ) : 2; পৃষ্ঠীয় নরম পাখনা দন্ড (মোট ) : 8; পায়ূ কাঁটা : 3; পায়ূর নরম পাখনা্তুন্ড: 15 - 16. Body height 2.9-3.9 times in standard length (Ref. 42032). Head length 3.7-3.9 times in standard length (Ref. 42032). Cuspid number: external row on upper jaw 5-6, internal row on upper jaw 6-8, external row on lower jaw 5-8, internal row on lower jaw 1 (Ref. 42032). Weakly developed black mediolateral band in front of the pelvic fins but more expressed to the back of the body (Ref. 42032). Mediolateral band silvery in live specimens (Ref. 42032). Fins without black spot (Ref. 42032).
Inhabits lakes (Ref. 4967).
Life cycle and mating behavior
পরিপক্কতা | প্রজনন | ডিম ছাড়া | ডিমসমূহ | ডিম্বধারন ক্ষমতা | শুককীট
Paugy, D., 1984. Characidae. p. 140-183. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 5331)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
হাতিয়ার
Special reports
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ইন্টারনেট সুত্র
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00484 - 0.02371), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
স্থিতিস্থাপক (Ref.
120179): উচ্চ, সর্বনিম্ন প্রজন দ্বিগুনের সময় ১৫ মাস (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
