Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
; স্বাদু পানি ভাসমান; পোটামোড্রোমাস (Ref. 51243). Tropical; 22°C - 27°C (Ref. 12468)
Africa: basins of the Volta, Niger (Bénoué), Senegal, Gambia, Tominé (Corubal) and Casamance (Ref. 2880, 81279). Also reported from the Mono (Ref. 28663) and Géba (Ref. 13331) Rivers, and from the Niger delta (Ref. 88941).
Length at first maturity / আকৃতি / ওজন / Age
Maturity: Lm 6.5 range ? - ? cm
Max length : 12.0 cm SL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 31256); সবের্াচ্চ প্রকাশিত ওজন : 10.00 g (Ref. 3799)
পায়ূ কাঁটা : 0; পায়ূর নরম পাখনা্তুন্ড: 16 - 20. Diagnosis: parietal fontanel always present, also in adults, open; equal sized jaws; 5.5 scales above lateral line; 26-31 lateral line scales; 13-17 anal fin branched rays; 6/8 premaxillary teeth; 13-17 gill rakers on lower limb of first gill arch; gill rakers short (Ref. 2880, 81279).
Affinities: B. nurse, B. longipinnis and B. luteus.
Life cycle and mating behavior
Maturities | প্রজনন | Spawnings | Egg(s) | Fecundities | শুককীট
Paugy, D., 1990. Characidae. p. 195-236. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douces et saumâtres de l'Afrique de l'Ouest. Tome I. Coll. Faune Tropicale n° XXVIII. Musée Royal de l'Afrique Centrale, Tervuren et O.R.S.T.O.M., Paris, 384 p. (Ref. 2880)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
মৎস্য: আকর্ষণবিহীণ
হাতিয়ার
Special reports
Download XML
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=0.00759 (0.00439 - 0.01310), b=2.89 (2.74 - 3.04), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.0 ±0.3 se; based on diet studies.
Generation time: 0.9 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
স্থিতিস্থাপক (Ref.
120179): উচ্চ, সর্বনিম্ন প্রজন দ্বিগুনের সময় ১৫ মাস (K=1.20).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).
Nutrients (Ref.
124155): Calcium = 284 [110, 741] mg/100g; Iron = 2.99 [1.45, 7.03] mg/100g; Protein = 18.9 [16.8, 21.2] %; Omega3 = 0.609 [0.218, 1.751] g/100g; Selenium = 47.1 [17.8, 146.4] μg/100g; VitaminA = 42.2 [15.4, 115.9] μg/100g; Zinc = 2.88 [1.87, 4.31] mg/100g (wet weight);
